Preparing Spark release v4.1.0-preview1-rc1
diff --git a/R/pkg/R/sparkR.R b/R/pkg/R/sparkR.R
index 1b5faad..ee7fb7e 100644
--- a/R/pkg/R/sparkR.R
+++ b/R/pkg/R/sparkR.R
@@ -455,8 +455,8 @@
 
   # Check if version number of SparkSession matches version number of SparkR package
   jvmVersion <- callJMethod(sparkSession, "version")
-  # Remove -SNAPSHOT from jvm versions
-  jvmVersionStrip <- gsub("-SNAPSHOT", "", jvmVersion, fixed = TRUE)
+  # Remove -preview1 from jvm versions
+  jvmVersionStrip <- gsub("-preview1", "", jvmVersion, fixed = TRUE)
   rPackageVersion <- paste0(packageVersion("SparkR"))
 
   if (jvmVersionStrip != rPackageVersion) {
diff --git a/assembly/pom.xml b/assembly/pom.xml
index 3a6b73b..fa2211c 100644
--- a/assembly/pom.xml
+++ b/assembly/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/common/kvstore/pom.xml b/common/kvstore/pom.xml
index b96aca3..4301f3a 100644
--- a/common/kvstore/pom.xml
+++ b/common/kvstore/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/common/network-common/pom.xml b/common/network-common/pom.xml
index 2f2be88..4525c2d 100644
--- a/common/network-common/pom.xml
+++ b/common/network-common/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/common/network-shuffle/pom.xml b/common/network-shuffle/pom.xml
index adfc55d..f774f59 100644
--- a/common/network-shuffle/pom.xml
+++ b/common/network-shuffle/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/common/network-yarn/pom.xml b/common/network-yarn/pom.xml
index 7828968..d5fb497 100644
--- a/common/network-yarn/pom.xml
+++ b/common/network-yarn/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/common/sketch/pom.xml b/common/sketch/pom.xml
index f3f17a7..cc5984f 100644
--- a/common/sketch/pom.xml
+++ b/common/sketch/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/common/tags/pom.xml b/common/tags/pom.xml
index de93a92..5fd588c 100644
--- a/common/tags/pom.xml
+++ b/common/tags/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/common/unsafe/pom.xml b/common/unsafe/pom.xml
index 896a419..28a5828 100644
--- a/common/unsafe/pom.xml
+++ b/common/unsafe/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/common/utils/pom.xml b/common/utils/pom.xml
index 4477193..55c1846 100644
--- a/common/utils/pom.xml
+++ b/common/utils/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/common/variant/pom.xml b/common/variant/pom.xml
index 05151d2..da0be86 100644
--- a/common/variant/pom.xml
+++ b/common/variant/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/connector/avro/pom.xml b/connector/avro/pom.xml
index 9c3f224..6f88d41 100644
--- a/connector/avro/pom.xml
+++ b/connector/avro/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/connector/docker-integration-tests/pom.xml b/connector/docker-integration-tests/pom.xml
index 4fec4a6..c2c5f90 100644
--- a/connector/docker-integration-tests/pom.xml
+++ b/connector/docker-integration-tests/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/connector/kafka-0-10-assembly/pom.xml b/connector/kafka-0-10-assembly/pom.xml
index 0305e88..e149fe6 100644
--- a/connector/kafka-0-10-assembly/pom.xml
+++ b/connector/kafka-0-10-assembly/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/connector/kafka-0-10-sql/pom.xml b/connector/kafka-0-10-sql/pom.xml
index 4ab99f7..a19cfdf 100644
--- a/connector/kafka-0-10-sql/pom.xml
+++ b/connector/kafka-0-10-sql/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/connector/kafka-0-10-token-provider/pom.xml b/connector/kafka-0-10-token-provider/pom.xml
index 57840a8a..cfde009 100644
--- a/connector/kafka-0-10-token-provider/pom.xml
+++ b/connector/kafka-0-10-token-provider/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/connector/kafka-0-10/pom.xml b/connector/kafka-0-10/pom.xml
index 62b0807..948c948 100644
--- a/connector/kafka-0-10/pom.xml
+++ b/connector/kafka-0-10/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/connector/kinesis-asl-assembly/pom.xml b/connector/kinesis-asl-assembly/pom.xml
index 4903adf..7578ef4 100644
--- a/connector/kinesis-asl-assembly/pom.xml
+++ b/connector/kinesis-asl-assembly/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/connector/kinesis-asl/pom.xml b/connector/kinesis-asl/pom.xml
index 2d02b91..6e0ed30 100644
--- a/connector/kinesis-asl/pom.xml
+++ b/connector/kinesis-asl/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/connector/profiler/pom.xml b/connector/profiler/pom.xml
index 0eee012..b861b4b 100644
--- a/connector/profiler/pom.xml
+++ b/connector/profiler/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/connector/protobuf/pom.xml b/connector/protobuf/pom.xml
index 845a7bb..25b4bf3 100644
--- a/connector/protobuf/pom.xml
+++ b/connector/protobuf/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/connector/spark-ganglia-lgpl/pom.xml b/connector/spark-ganglia-lgpl/pom.xml
index 4485b1e..966ecb8 100644
--- a/connector/spark-ganglia-lgpl/pom.xml
+++ b/connector/spark-ganglia-lgpl/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/core/pom.xml b/core/pom.xml
index 79aa783..47f0dda 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/docs/_config.yml b/docs/_config.yml
index 7a28a7c..d2060db 100644
--- a/docs/_config.yml
+++ b/docs/_config.yml
@@ -19,8 +19,8 @@
 
 # These allow the documentation to be updated with newer releases
 # of Spark, Scala.
-SPARK_VERSION: 4.1.0-SNAPSHOT
-SPARK_VERSION_SHORT: 4.1.0
+SPARK_VERSION: 4.1.0-preview1
+SPARK_VERSION_SHORT: 4.1.0-preview1
 SCALA_BINARY_VERSION: "2.13"
 SCALA_VERSION: "2.13.16"
 SPARK_ISSUE_TRACKER_URL: https://issues.apache.org/jira/browse/SPARK
@@ -39,7 +39,7 @@
       inputSelector: '#docsearch-input',
       enhancedSearchInput: true,
       algoliaOptions: {
-        'facetFilters': ["version:latest"]
+        'facetFilters': ["version:4.1.0-preview1"]
       },
       debug: false // Set debug to true if you want to inspect the dropdown
   });
diff --git a/examples/pom.xml b/examples/pom.xml
index 5b654b8..3af5d30 100644
--- a/examples/pom.xml
+++ b/examples/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/graphx/pom.xml b/graphx/pom.xml
index c165485..525a2de 100644
--- a/graphx/pom.xml
+++ b/graphx/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/hadoop-cloud/pom.xml b/hadoop-cloud/pom.xml
index 2351702..5d6a111 100644
--- a/hadoop-cloud/pom.xml
+++ b/hadoop-cloud/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/launcher/pom.xml b/launcher/pom.xml
index a4a44db..d6f758e 100644
--- a/launcher/pom.xml
+++ b/launcher/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/mllib-local/pom.xml b/mllib-local/pom.xml
index d0d310b..784a2a8 100644
--- a/mllib-local/pom.xml
+++ b/mllib-local/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/mllib/pom.xml b/mllib/pom.xml
index 0d87640..8d17ca8 100644
--- a/mllib/pom.xml
+++ b/mllib/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/pom.xml b/pom.xml
index 408e46f..d576035 100644
--- a/pom.xml
+++ b/pom.xml
@@ -26,7 +26,7 @@
   </parent>
   <groupId>org.apache.spark</groupId>
   <artifactId>spark-parent_2.13</artifactId>
-  <version>4.1.0-SNAPSHOT</version>
+  <version>4.1.0-preview1</version>
   <packaging>pom</packaging>
   <name>Spark Project Parent POM</name>
   <url>https://spark.apache.org/</url>
diff --git a/python/pyspark/version.py b/python/pyspark/version.py
index 374bc8b..aa3d164 100644
--- a/python/pyspark/version.py
+++ b/python/pyspark/version.py
@@ -16,4 +16,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__version__: str = "4.1.0.dev0"
+__version__: str = "4.1.0-preview1"
diff --git a/repl/pom.xml b/repl/pom.xml
index 7b515eac..0413b77 100644
--- a/repl/pom.xml
+++ b/repl/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/resource-managers/kubernetes/core/pom.xml b/resource-managers/kubernetes/core/pom.xml
index 972b618..0a3e3ed 100644
--- a/resource-managers/kubernetes/core/pom.xml
+++ b/resource-managers/kubernetes/core/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/resource-managers/kubernetes/integration-tests/pom.xml b/resource-managers/kubernetes/integration-tests/pom.xml
index d470356..d8ba7b0 100644
--- a/resource-managers/kubernetes/integration-tests/pom.xml
+++ b/resource-managers/kubernetes/integration-tests/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/resource-managers/yarn/pom.xml b/resource-managers/yarn/pom.xml
index 0629c24..29d09be 100644
--- a/resource-managers/yarn/pom.xml
+++ b/resource-managers/yarn/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/sql/api/pom.xml b/sql/api/pom.xml
index 86a8b0a..2e7f09d 100644
--- a/sql/api/pom.xml
+++ b/sql/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.apache.spark</groupId>
         <artifactId>spark-parent_2.13</artifactId>
-        <version>4.1.0-SNAPSHOT</version>
+        <version>4.1.0-preview1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/sql/catalyst/pom.xml b/sql/catalyst/pom.xml
index 6dcedfa..528b982 100644
--- a/sql/catalyst/pom.xml
+++ b/sql/catalyst/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/sql/connect/client/jvm/pom.xml b/sql/connect/client/jvm/pom.xml
index ee4f7b3..e5aa8a5 100644
--- a/sql/connect/client/jvm/pom.xml
+++ b/sql/connect/client/jvm/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../../../pom.xml</relativePath>
   </parent>
 
diff --git a/sql/connect/common/pom.xml b/sql/connect/common/pom.xml
index 6ff47ec..efbe495 100644
--- a/sql/connect/common/pom.xml
+++ b/sql/connect/common/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.apache.spark</groupId>
         <artifactId>spark-parent_2.13</artifactId>
-        <version>4.1.0-SNAPSHOT</version>
+        <version>4.1.0-preview1</version>
         <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/sql/connect/server/pom.xml b/sql/connect/server/pom.xml
index 5f99b5a..1f26339 100644
--- a/sql/connect/server/pom.xml
+++ b/sql/connect/server/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/sql/connect/shims/pom.xml b/sql/connect/shims/pom.xml
index 37e565b..17e3053 100644
--- a/sql/connect/shims/pom.xml
+++ b/sql/connect/shims/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/sql/core/pom.xml b/sql/core/pom.xml
index 39d8c39..f3faf10 100644
--- a/sql/core/pom.xml
+++ b/sql/core/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/sql/hive-thriftserver/pom.xml b/sql/hive-thriftserver/pom.xml
index 135b84c..d58b33e 100644
--- a/sql/hive-thriftserver/pom.xml
+++ b/sql/hive-thriftserver/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/sql/hive/pom.xml b/sql/hive/pom.xml
index 537be46..5b0f0ff 100644
--- a/sql/hive/pom.xml
+++ b/sql/hive/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/sql/pipelines/pom.xml b/sql/pipelines/pom.xml
index cdf3daa..dbeee27 100644
--- a/sql/pipelines/pom.xml
+++ b/sql/pipelines/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.apache.spark</groupId>
         <artifactId>spark-parent_2.13</artifactId>
-        <version>4.1.0-SNAPSHOT</version>
+        <version>4.1.0-preview1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <artifactId>spark-pipelines_2.13</artifactId>
diff --git a/streaming/pom.xml b/streaming/pom.xml
index 8128a44..a10f67d 100644
--- a/streaming/pom.xml
+++ b/streaming/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/tools/pom.xml b/tools/pom.xml
index 6872b58..9e9d6a1 100644
--- a/tools/pom.xml
+++ b/tools/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.13</artifactId>
-    <version>4.1.0-SNAPSHOT</version>
+    <version>4.1.0-preview1</version>
     <relativePath>../pom.xml</relativePath>
   </parent>