diff --git a/build.properties b/build.properties
index 4575fa57d..4e3462c4c 100644
--- a/build.properties
+++ b/build.properties
@@ -2,7 +2,7 @@ minecraft.version=1.7.10
 forge.version=10.13.1.1224
 
 oc.version=1.4.0
-oc.subversion=dev
+oc.subversion=beta.1
 
 ae2.version=rv1-stable-1
 bc.version=6.0.18