diff --git a/jimfs/pom.xml b/jimfs/pom.xml
index 6e91f419..4ac104cf 100644
--- a/jimfs/pom.xml
+++ b/jimfs/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>com.google.jimfs</groupId>
     <artifactId>jimfs-parent</artifactId>
-    <version>1.0-SNAPSHOT</version>
+    <version>1.0-rc1</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/pom.xml b/pom.xml
index cb304b76..775d8ff1 100644
--- a/pom.xml
+++ b/pom.xml
@@ -28,7 +28,7 @@
   <groupId>com.google.jimfs</groupId>
   <artifactId>jimfs-parent</artifactId>
   <packaging>pom</packaging>
-  <version>1.0-SNAPSHOT</version>
+  <version>1.0-rc1</version>
 
   <modules>
     <module>jimfs</module>