diff --git a/builder/scripts.d/50-openmpt.sh b/builder/scripts.d/50-openmpt.sh
index 3ed4723a6..c7b13506c 100755
--- a/builder/scripts.d/50-openmpt.sh
+++ b/builder/scripts.d/50-openmpt.sh
@@ -8,7 +8,7 @@ ffbuild_enabled() {
 }
 
 ffbuild_dockerbuild() {
-    retry-tool sh -c "rm -rf openmpt && svn checkout '${SCRIPT_REPO}@${SCRIPT}' openmpt"
+    retry-tool sh -c "rm -rf openmpt && svn checkout '${SCRIPT_REPO}@${SCRIPT_REV}' openmpt"
     cd openmpt
 
     local myconf=(