diff --git a/build.xml b/build.xml
index d24d20a563..67a30f42df 100644
--- a/build.xml
+++ b/build.xml
@@ -42,7 +42,7 @@ under the License.
 
     <description>The Apache POI project Ant build.</description>
 
-    <property name="version.id" value="4.1.3"/>
+    <property name="version.id" value="4.1.3-SNAPSHOT"/>
     <property name="release.rc" value="RC1"/>
 
     <property environment="env"/>