diff --git a/build.properties b/build.properties
index 75cf9574fd..cf2b8dfd0c 100644
--- a/build.properties
+++ b/build.properties
@@ -2,7 +2,7 @@ minecraft.version=1.7.10
 forge.version=10.13.4.1448-1.7.10
 
 oc.version=1.6.0
-oc.subversion=dev
+oc.subversion=beta.1
 
 ae2.version=rv2-beta-26
 bc.version=7.0.9