Preparing for release 1.9.1
diff --git a/lang/java/archetypes/avro-service-archetype/pom.xml b/lang/java/archetypes/avro-service-archetype/pom.xml
index 7e24b16..b0e6bf8 100644
--- a/lang/java/archetypes/avro-service-archetype/pom.xml
+++ b/lang/java/archetypes/avro-service-archetype/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <artifactId>avro-archetypes-parent</artifactId>
     <groupId>org.apache.avro</groupId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/lang/java/archetypes/pom.xml b/lang/java/archetypes/pom.xml
index 20e5e39..f6746ff 100644
--- a/lang/java/archetypes/pom.xml
+++ b/lang/java/archetypes/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.avro</groupId>
     <artifactId>avro-parent</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/lang/java/avro/pom.xml b/lang/java/avro/pom.xml
index d4fb9f0..ce32a12 100644
--- a/lang/java/avro/pom.xml
+++ b/lang/java/avro/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <artifactId>avro-parent</artifactId>
     <groupId>org.apache.avro</groupId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>../</relativePath>
   </parent>
 
diff --git a/lang/java/compiler/pom.xml b/lang/java/compiler/pom.xml
index 2cff2f3..7586c8d 100644
--- a/lang/java/compiler/pom.xml
+++ b/lang/java/compiler/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <artifactId>avro-parent</artifactId>
     <groupId>org.apache.avro</groupId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>../</relativePath>
   </parent>
 
diff --git a/lang/java/grpc/pom.xml b/lang/java/grpc/pom.xml
index 82a2127..2f85a60 100644
--- a/lang/java/grpc/pom.xml
+++ b/lang/java/grpc/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.avro</groupId>
     <artifactId>avro-parent</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>../</relativePath>
   </parent>
 
diff --git a/lang/java/integration-test/codegen-test/pom.xml b/lang/java/integration-test/codegen-test/pom.xml
index 56d806c..047bfc9 100644
--- a/lang/java/integration-test/codegen-test/pom.xml
+++ b/lang/java/integration-test/codegen-test/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <artifactId>avro-integration-test</artifactId>
     <groupId>org.apache.avro</groupId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>../</relativePath>
   </parent>
 
diff --git a/lang/java/integration-test/pom.xml b/lang/java/integration-test/pom.xml
index aea5221..6dc477a 100644
--- a/lang/java/integration-test/pom.xml
+++ b/lang/java/integration-test/pom.xml
@@ -23,7 +23,7 @@
   <parent>
       <artifactId>avro-parent</artifactId>
       <groupId>org.apache.avro</groupId>
-      <version>1.9.1-SNAPSHOT</version>
+      <version>1.9.1</version>
       <relativePath>../</relativePath>
   </parent>
 
diff --git a/lang/java/integration-test/test-custom-conversions/pom.xml b/lang/java/integration-test/test-custom-conversions/pom.xml
index efcfe4a..78770e1 100644
--- a/lang/java/integration-test/test-custom-conversions/pom.xml
+++ b/lang/java/integration-test/test-custom-conversions/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <artifactId>avro-integration-test</artifactId>
     <groupId>org.apache.avro</groupId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>../</relativePath>
   </parent>
 
diff --git a/lang/java/ipc-jetty/pom.xml b/lang/java/ipc-jetty/pom.xml
index a88e6c2..19812ef 100644
--- a/lang/java/ipc-jetty/pom.xml
+++ b/lang/java/ipc-jetty/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <artifactId>avro-parent</artifactId>
     <groupId>org.apache.avro</groupId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>../</relativePath>
   </parent>
 
diff --git a/lang/java/ipc-netty/pom.xml b/lang/java/ipc-netty/pom.xml
index 833f205..61c58c3 100644
--- a/lang/java/ipc-netty/pom.xml
+++ b/lang/java/ipc-netty/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <artifactId>avro-parent</artifactId>
     <groupId>org.apache.avro</groupId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>../</relativePath>
   </parent>
 
diff --git a/lang/java/ipc/pom.xml b/lang/java/ipc/pom.xml
index 92403d8..f81b280 100644
--- a/lang/java/ipc/pom.xml
+++ b/lang/java/ipc/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <artifactId>avro-parent</artifactId>
     <groupId>org.apache.avro</groupId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>../</relativePath>
   </parent>
 
diff --git a/lang/java/mapred/pom.xml b/lang/java/mapred/pom.xml
index 5139f6b..7a9e0dd 100644
--- a/lang/java/mapred/pom.xml
+++ b/lang/java/mapred/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <artifactId>avro-parent</artifactId>
     <groupId>org.apache.avro</groupId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>../</relativePath>
   </parent>
 
diff --git a/lang/java/maven-plugin/pom.xml b/lang/java/maven-plugin/pom.xml
index 54dae26..13fe0d7 100644
--- a/lang/java/maven-plugin/pom.xml
+++ b/lang/java/maven-plugin/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <artifactId>avro-parent</artifactId>
     <groupId>org.apache.avro</groupId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>../</relativePath>
   </parent>
 
diff --git a/lang/java/maven-plugin/src/test/resources/unit/idl/pom-injecting-velocity-tools.xml b/lang/java/maven-plugin/src/test/resources/unit/idl/pom-injecting-velocity-tools.xml
index c33ea58..9af77c2 100644
--- a/lang/java/maven-plugin/src/test/resources/unit/idl/pom-injecting-velocity-tools.xml
+++ b/lang/java/maven-plugin/src/test/resources/unit/idl/pom-injecting-velocity-tools.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>avro-parent</artifactId>
     <groupId>org.apache.avro</groupId>
-    <version>1.9.0-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>../../../../../../../../../</relativePath>
   </parent>
 
diff --git a/lang/java/maven-plugin/src/test/resources/unit/idl/pom-joda.xml b/lang/java/maven-plugin/src/test/resources/unit/idl/pom-joda.xml
index 2d18649..b668a1f 100644
--- a/lang/java/maven-plugin/src/test/resources/unit/idl/pom-joda.xml
+++ b/lang/java/maven-plugin/src/test/resources/unit/idl/pom-joda.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>avro-parent</artifactId>
     <groupId>org.apache.avro</groupId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>../../../../../../../../../pom.xml</relativePath>
   </parent>
 
diff --git a/lang/java/maven-plugin/src/test/resources/unit/idl/pom-jsr310.xml b/lang/java/maven-plugin/src/test/resources/unit/idl/pom-jsr310.xml
index 8597ce8..c92377d 100644
--- a/lang/java/maven-plugin/src/test/resources/unit/idl/pom-jsr310.xml
+++ b/lang/java/maven-plugin/src/test/resources/unit/idl/pom-jsr310.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>avro-parent</artifactId>
     <groupId>org.apache.avro</groupId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>../../../../../../../../../pom.xml</relativePath>
   </parent>
 
diff --git a/lang/java/maven-plugin/src/test/resources/unit/protocol/pom-injecting-velocity-tools.xml b/lang/java/maven-plugin/src/test/resources/unit/protocol/pom-injecting-velocity-tools.xml
index 61a5ce3..ad3fd84 100644
--- a/lang/java/maven-plugin/src/test/resources/unit/protocol/pom-injecting-velocity-tools.xml
+++ b/lang/java/maven-plugin/src/test/resources/unit/protocol/pom-injecting-velocity-tools.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>avro-parent</artifactId>
     <groupId>org.apache.avro</groupId>
-    <version>1.9.0-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>../../../../../../../../../</relativePath>
   </parent>
 
diff --git a/lang/java/maven-plugin/src/test/resources/unit/protocol/pom-joda.xml b/lang/java/maven-plugin/src/test/resources/unit/protocol/pom-joda.xml
index 720f83b..268a0aa 100644
--- a/lang/java/maven-plugin/src/test/resources/unit/protocol/pom-joda.xml
+++ b/lang/java/maven-plugin/src/test/resources/unit/protocol/pom-joda.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>avro-parent</artifactId>
     <groupId>org.apache.avro</groupId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>../../../../../../../../../pom.xml</relativePath>
   </parent>
 
diff --git a/lang/java/maven-plugin/src/test/resources/unit/protocol/pom-jsr310.xml b/lang/java/maven-plugin/src/test/resources/unit/protocol/pom-jsr310.xml
index fb4c524..841344b 100644
--- a/lang/java/maven-plugin/src/test/resources/unit/protocol/pom-jsr310.xml
+++ b/lang/java/maven-plugin/src/test/resources/unit/protocol/pom-jsr310.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>avro-parent</artifactId>
     <groupId>org.apache.avro</groupId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>../../../../../../../../../pom.xml</relativePath>
   </parent>
 
diff --git a/lang/java/maven-plugin/src/test/resources/unit/schema/pom-joda.xml b/lang/java/maven-plugin/src/test/resources/unit/schema/pom-joda.xml
index 7642319..cc2eb2f 100644
--- a/lang/java/maven-plugin/src/test/resources/unit/schema/pom-joda.xml
+++ b/lang/java/maven-plugin/src/test/resources/unit/schema/pom-joda.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>avro-parent</artifactId>
     <groupId>org.apache.avro</groupId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>../../../../../../../../../pom.xml</relativePath>
   </parent>
 
diff --git a/lang/java/maven-plugin/src/test/resources/unit/schema/pom-jsr310.xml b/lang/java/maven-plugin/src/test/resources/unit/schema/pom-jsr310.xml
index 42e28ce..77f5c0a 100644
--- a/lang/java/maven-plugin/src/test/resources/unit/schema/pom-jsr310.xml
+++ b/lang/java/maven-plugin/src/test/resources/unit/schema/pom-jsr310.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>avro-parent</artifactId>
     <groupId>org.apache.avro</groupId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>../../../../../../../../../pom.xml</relativePath>
   </parent>
 
diff --git a/lang/java/perf/pom.xml b/lang/java/perf/pom.xml
index dbbb8b4..0a82cdf 100644
--- a/lang/java/perf/pom.xml
+++ b/lang/java/perf/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <artifactId>avro-parent</artifactId>
     <groupId>org.apache.avro</groupId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>../</relativePath>
   </parent>
 
diff --git a/lang/java/pom.xml b/lang/java/pom.xml
index 0bb1b1e..8e577fd 100644
--- a/lang/java/pom.xml
+++ b/lang/java/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.avro</groupId>
     <artifactId>avro-toplevel</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>../../</relativePath>
   </parent>
 
diff --git a/lang/java/protobuf/pom.xml b/lang/java/protobuf/pom.xml
index ecdafcb..542764d 100644
--- a/lang/java/protobuf/pom.xml
+++ b/lang/java/protobuf/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <artifactId>avro-parent</artifactId>
     <groupId>org.apache.avro</groupId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>../</relativePath>
   </parent>
 
diff --git a/lang/java/thrift/pom.xml b/lang/java/thrift/pom.xml
index bb0d37b..e987d73 100644
--- a/lang/java/thrift/pom.xml
+++ b/lang/java/thrift/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <artifactId>avro-parent</artifactId>
     <groupId>org.apache.avro</groupId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>../</relativePath>
   </parent>
 
diff --git a/lang/java/tools/pom.xml b/lang/java/tools/pom.xml
index 4f684ab..0793e53 100644
--- a/lang/java/tools/pom.xml
+++ b/lang/java/tools/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <artifactId>avro-parent</artifactId>
     <groupId>org.apache.avro</groupId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>../</relativePath>
   </parent>
 
diff --git a/lang/java/trevni/avro/pom.xml b/lang/java/trevni/avro/pom.xml
index 1b61b2d..ce88cbe 100644
--- a/lang/java/trevni/avro/pom.xml
+++ b/lang/java/trevni/avro/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>trevni-java</artifactId>
     <groupId>org.apache.avro</groupId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>../</relativePath>
   </parent>
 
diff --git a/lang/java/trevni/core/pom.xml b/lang/java/trevni/core/pom.xml
index 4c644b0..5c6b1f1 100644
--- a/lang/java/trevni/core/pom.xml
+++ b/lang/java/trevni/core/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>trevni-java</artifactId>
     <groupId>org.apache.avro</groupId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>../</relativePath>
   </parent>
 
diff --git a/lang/java/trevni/doc/pom.xml b/lang/java/trevni/doc/pom.xml
index 80002fc..db79a63 100644
--- a/lang/java/trevni/doc/pom.xml
+++ b/lang/java/trevni/doc/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>trevni-java</artifactId>
     <groupId>org.apache.avro</groupId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>..</relativePath>
   </parent>
 
diff --git a/lang/java/trevni/pom.xml b/lang/java/trevni/pom.xml
index dd9a9e5..71880ea 100644
--- a/lang/java/trevni/pom.xml
+++ b/lang/java/trevni/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <artifactId>avro-parent</artifactId>
     <groupId>org.apache.avro</groupId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>../</relativePath>
   </parent>
 
diff --git a/lang/js/package.json b/lang/js/package.json
index a6a11ea..dce4d0b 100644
--- a/lang/js/package.json
+++ b/lang/js/package.json
@@ -1,6 +1,6 @@
 {
   "name": "avro-js",
-  "version": "1.9.1-SNAPSHOT",
+  "version": "1.9.1",
   "author": "Avro Developers <dev@avro.apache.org>",
   "description": "JavaScript Avro implementation",
   "contributors": [
diff --git a/pom.xml b/pom.xml
index b448e67..a0a0288 100644
--- a/pom.xml
+++ b/pom.xml
@@ -27,7 +27,7 @@
 
   <groupId>org.apache.avro</groupId>
   <artifactId>avro-toplevel</artifactId>
-  <version>1.9.1-SNAPSHOT</version>
+  <version>1.9.1</version>
   <packaging>pom</packaging>
 
   <name>Apache Avro Toplevel</name>
diff --git a/share/VERSION.txt b/share/VERSION.txt
index 516c5a4..9ab8337 100644
--- a/share/VERSION.txt
+++ b/share/VERSION.txt
@@ -1 +1 @@
-1.9.1-SNAPSHOT
+1.9.1