[maven-release-plugin] prepare release log4j-2.1
diff --git a/log4j-1.2-api/pom.xml b/log4j-1.2-api/pom.xml
index a22a087..25d0abe 100644
--- a/log4j-1.2-api/pom.xml
+++ b/log4j-1.2-api/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.logging.log4j</groupId>
     <artifactId>log4j</artifactId>
-    <version>2.1-SNAPSHOT</version>
+    <version>2.1</version>
     <relativePath>../</relativePath>
   </parent>
   <artifactId>log4j-1.2-api</artifactId>
diff --git a/log4j-api/pom.xml b/log4j-api/pom.xml
index 920d85d..d9b16b3 100644
--- a/log4j-api/pom.xml
+++ b/log4j-api/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.logging.log4j</groupId>
     <artifactId>log4j</artifactId>
-    <version>2.1-SNAPSHOT</version>
+    <version>2.1</version>
     <relativePath>../</relativePath>
   </parent>
   <artifactId>log4j-api</artifactId>
diff --git a/log4j-bom/pom.xml b/log4j-bom/pom.xml
index 46b7bd0..f877e92 100644
--- a/log4j-bom/pom.xml
+++ b/log4j-bom/pom.xml
@@ -26,7 +26,7 @@
   <description>Apache Log4j Bill of Materials</description>
   <groupId>org.apache.logging.log4j</groupId>
   <artifactId>log4j-bom</artifactId>
-  <version>2.1-SNAPSHOT</version>
+  <version>2.1</version>
   <packaging>pom</packaging>
   <dependencyManagement>
     <dependencies>
diff --git a/log4j-core/pom.xml b/log4j-core/pom.xml
index a53b0dc..05c2e8c 100644
--- a/log4j-core/pom.xml
+++ b/log4j-core/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.logging.log4j</groupId>
     <artifactId>log4j</artifactId>
-    <version>2.1-SNAPSHOT</version>
+    <version>2.1</version>
     <relativePath>../</relativePath>
   </parent>
   <artifactId>log4j-core</artifactId>
diff --git a/log4j-distribution/pom.xml b/log4j-distribution/pom.xml
index 2e832e5..b1087da 100644
--- a/log4j-distribution/pom.xml
+++ b/log4j-distribution/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.logging.log4j</groupId>
     <artifactId>log4j</artifactId>
-    <version>2.1-SNAPSHOT</version>
+    <version>2.1</version>
     <relativePath>../</relativePath>
   </parent>
   <artifactId>log4j-distribution</artifactId>
diff --git a/log4j-flume-ng/pom.xml b/log4j-flume-ng/pom.xml
index 63cffff..d9b239e 100644
--- a/log4j-flume-ng/pom.xml
+++ b/log4j-flume-ng/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.logging.log4j</groupId>
     <artifactId>log4j</artifactId>
-    <version>2.1-SNAPSHOT</version>
+    <version>2.1</version>
     <relativePath>../</relativePath>
   </parent>
   <artifactId>log4j-flume-ng</artifactId>
diff --git a/log4j-iostreams/pom.xml b/log4j-iostreams/pom.xml
index e7f9ba3..f9ecc86 100644
--- a/log4j-iostreams/pom.xml
+++ b/log4j-iostreams/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.logging.log4j</groupId>
     <artifactId>log4j</artifactId>
-    <version>2.1-SNAPSHOT</version>
+    <version>2.1</version>
     <relativePath>../</relativePath>
   </parent>
   <artifactId>log4j-iostreams</artifactId>
diff --git a/log4j-jcl/pom.xml b/log4j-jcl/pom.xml
index c1491aa..4f27dd5 100644
--- a/log4j-jcl/pom.xml
+++ b/log4j-jcl/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.logging.log4j</groupId>
     <artifactId>log4j</artifactId>
-    <version>2.1-SNAPSHOT</version>
+    <version>2.1</version>
     <relativePath>../</relativePath>
   </parent>
   <artifactId>log4j-jcl</artifactId>
diff --git a/log4j-jmx-gui/pom.xml b/log4j-jmx-gui/pom.xml
index ae42a48..9994a3a 100644
--- a/log4j-jmx-gui/pom.xml
+++ b/log4j-jmx-gui/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.logging.log4j</groupId>
     <artifactId>log4j</artifactId>
-    <version>2.1-SNAPSHOT</version>
+    <version>2.1</version>
     <relativePath>../</relativePath>
   </parent>
   <artifactId>log4j-jmx-gui</artifactId>
diff --git a/log4j-jul/pom.xml b/log4j-jul/pom.xml
index 3c7db9d..13e120c 100644
--- a/log4j-jul/pom.xml
+++ b/log4j-jul/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <artifactId>log4j</artifactId>
     <groupId>org.apache.logging.log4j</groupId>
-    <version>2.1-SNAPSHOT</version>
+    <version>2.1</version>
     <relativePath>../</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/log4j-nosql/pom.xml b/log4j-nosql/pom.xml
index f591b38..dbabdea 100644
--- a/log4j-nosql/pom.xml
+++ b/log4j-nosql/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <artifactId>log4j</artifactId>
     <groupId>org.apache.logging.log4j</groupId>
-    <version>2.1-SNAPSHOT</version>
+    <version>2.1</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/log4j-perf/pom.xml b/log4j-perf/pom.xml
index 708819a..0e040d0 100644
--- a/log4j-perf/pom.xml
+++ b/log4j-perf/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <artifactId>log4j</artifactId>
     <groupId>org.apache.logging.log4j</groupId>
-    <version>2.1-SNAPSHOT</version>
+    <version>2.1</version>
     <relativePath>../</relativePath>
   </parent>
 
diff --git a/log4j-samples/flume-common/pom.xml b/log4j-samples/flume-common/pom.xml
index e4bf6d2..acbd51e 100644
--- a/log4j-samples/flume-common/pom.xml
+++ b/log4j-samples/flume-common/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <artifactId>log4j-samples</artifactId>
     <groupId>org.apache.logging.log4j.samples</groupId>
-    <version>2.1-SNAPSHOT</version>
+    <version>2.1</version>
   </parent>
   <artifactId>log4j-samples-flume-common</artifactId>
   <packaging>jar</packaging>
diff --git a/log4j-samples/flume-embedded/pom.xml b/log4j-samples/flume-embedded/pom.xml
index 25418c6..e0dba95 100644
--- a/log4j-samples/flume-embedded/pom.xml
+++ b/log4j-samples/flume-embedded/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <artifactId>log4j-samples</artifactId>
     <groupId>org.apache.logging.log4j.samples</groupId>
-    <version>2.1-SNAPSHOT</version>
+    <version>2.1</version>
   </parent>
   <artifactId>log4j-samples-flume-embedded</artifactId>
   <packaging>war</packaging>
diff --git a/log4j-samples/flume-remote/pom.xml b/log4j-samples/flume-remote/pom.xml
index 6dc18bd..7eb62a1 100644
--- a/log4j-samples/flume-remote/pom.xml
+++ b/log4j-samples/flume-remote/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <artifactId>log4j-samples</artifactId>
     <groupId>org.apache.logging.log4j.samples</groupId>
-    <version>2.1-SNAPSHOT</version>
+    <version>2.1</version>
   </parent>
   <artifactId>log4j-samples-flume-remote</artifactId>
   <packaging>war</packaging>
diff --git a/log4j-samples/pom.xml b/log4j-samples/pom.xml
index 3065723..36bfda8 100644
--- a/log4j-samples/pom.xml
+++ b/log4j-samples/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.logging.log4j</groupId>
     <artifactId>log4j</artifactId>
-    <version>2.1-SNAPSHOT</version>
+    <version>2.1</version>
     <relativePath>../</relativePath>
   </parent>
   <groupId>org.apache.logging.log4j.samples</groupId>
diff --git a/log4j-slf4j-impl/pom.xml b/log4j-slf4j-impl/pom.xml
index 84ac615..6f5d572 100644
--- a/log4j-slf4j-impl/pom.xml
+++ b/log4j-slf4j-impl/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.logging.log4j</groupId>
     <artifactId>log4j</artifactId>
-    <version>2.1-SNAPSHOT</version>
+    <version>2.1</version>
     <relativePath>../</relativePath>
   </parent>
   <artifactId>log4j-slf4j-impl</artifactId>
diff --git a/log4j-taglib/pom.xml b/log4j-taglib/pom.xml
index f07bfd2..38a464e 100644
--- a/log4j-taglib/pom.xml
+++ b/log4j-taglib/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.logging.log4j</groupId>
     <artifactId>log4j</artifactId>
-    <version>2.1-SNAPSHOT</version>
+    <version>2.1</version>
     <relativePath>../</relativePath>
   </parent>
   <artifactId>log4j-taglib</artifactId>
diff --git a/log4j-to-slf4j/pom.xml b/log4j-to-slf4j/pom.xml
index c972b9d..c025185 100644
--- a/log4j-to-slf4j/pom.xml
+++ b/log4j-to-slf4j/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.logging.log4j</groupId>
     <artifactId>log4j</artifactId>
-    <version>2.1-SNAPSHOT</version>
+    <version>2.1</version>
     <relativePath>../</relativePath>
   </parent>
   <artifactId>log4j-to-slf4j</artifactId>
diff --git a/log4j-web/pom.xml b/log4j-web/pom.xml
index 091cab1..6120fe1 100644
--- a/log4j-web/pom.xml
+++ b/log4j-web/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <artifactId>log4j</artifactId>
     <groupId>org.apache.logging.log4j</groupId>
-    <version>2.1-SNAPSHOT</version>
+    <version>2.1</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/pom.xml b/pom.xml
index 8c844b0..36f361c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -22,7 +22,7 @@
   <artifactId>log4j</artifactId>
   <packaging>pom</packaging>
   <name>Apache Log4j 2</name>
-  <version>2.1-SNAPSHOT</version>
+  <version>2.1</version>
   <parent>
     <groupId>org.apache</groupId>
     <artifactId>apache</artifactId>