diff --git a/sandbox/sandbox-swing/pom.xml b/sandbox/sandbox-swing/pom.xml
index e0ab2d37..c6d57072 100644
--- a/sandbox/sandbox-swing/pom.xml
+++ b/sandbox/sandbox-swing/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>com.twelvemonkeys.sandbox</groupId>
         <artifactId>sandbox</artifactId>
-        <version>310-SNAPSHOT</version>
+        <version>3.1-SNAPSHOT</version>
     </parent>
     <artifactId>sandbox-swing</artifactId>
     <packaging>jar</packaging>