diff --git a/build.xml b/build.xml
index d849be219..5643b584b 100644
--- a/build.xml
+++ b/build.xml
@@ -47,8 +47,8 @@ under the License.
 
     <description>The Apache POI project Ant build.</description>
 
-    <property name="version.id" value="3.13-beta1"/>
-    <property name="version.rel" value="REL_3_13_BETA1"/>
+    <property name="version.id" value="3.13"/>
+    <property name="version.rel" value="REL_3_13_FINAL"/>
 
     <property environment="env"/>
     <!-- the repository to download jars from -->