diff --git a/guava-gwt/pom.xml b/guava-gwt/pom.xml
index ce1c72225498..4174fb97eaaa 100644
--- a/guava-gwt/pom.xml
+++ b/guava-gwt/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>com.google.guava</groupId>
     <artifactId>guava-parent</artifactId>
-    <version>21.0-SNAPSHOT</version>
+    <version>21.0-rc1</version>
   </parent>
   <artifactId>guava-gwt</artifactId>
   <name>Guava GWT compatible libs</name>
diff --git a/guava-testlib/pom.xml b/guava-testlib/pom.xml
index 93e04c803cf0..a5f4830b1464 100644
--- a/guava-testlib/pom.xml
+++ b/guava-testlib/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>com.google.guava</groupId>
     <artifactId>guava-parent</artifactId>
-    <version>21.0-SNAPSHOT</version>
+    <version>21.0-rc1</version>
   </parent>
   <artifactId>guava-testlib</artifactId>
   <name>Guava Testing Library</name>
diff --git a/guava-tests/pom.xml b/guava-tests/pom.xml
index 846947238fc8..65f35cb14795 100644
--- a/guava-tests/pom.xml
+++ b/guava-tests/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>com.google.guava</groupId>
     <artifactId>guava-parent</artifactId>
-    <version>21.0-SNAPSHOT</version>
+    <version>21.0-rc1</version>
   </parent>
   <artifactId>guava-tests</artifactId>
   <name>Guava Unit Tests</name>
diff --git a/guava/pom.xml b/guava/pom.xml
index 1190a0eb7d90..8db43d29e34d 100644
--- a/guava/pom.xml
+++ b/guava/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>com.google.guava</groupId>
     <artifactId>guava-parent</artifactId>
-    <version>21.0-SNAPSHOT</version>
+    <version>21.0-rc1</version>
   </parent>
   <artifactId>guava</artifactId>
   <packaging>bundle</packaging>
diff --git a/pom.xml b/pom.xml
index 44a7dc272e87..d6e0c3b556d7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -11,7 +11,7 @@
   </parent>
   <groupId>com.google.guava</groupId>
   <artifactId>guava-parent</artifactId>
-  <version>21.0-SNAPSHOT</version>
+  <version>21.0-rc1</version>
   <packaging>pom</packaging>
   <name>Guava Maven Parent</name>
   <url>https://github.com/google/guava</url>