diff --git a/source/rock/RockVersion.ooc b/source/rock/RockVersion.ooc
index 2ffcd061..4a8af59e 100644
--- a/source/rock/RockVersion.ooc
+++ b/source/rock/RockVersion.ooc
@@ -5,7 +5,7 @@ RockVersion: class {
     getMajor:    static func -> Int    { 0 }
     getMinor:    static func -> Int    { 9 }
     getPatch:    static func -> Int    { 7 }
-    getRevision: static func -> String { "head" }
+    getRevision: static func -> String { null }
     getCodename: static func -> String { "pacino" }
 
     getName: static func -> String { "%d.%d.%d%s codename %s" format(