diff --git a/pull-request.sh b/pull-request.sh
index 38b1b68..bb1e4c7 100755
--- a/pull-request.sh
+++ b/pull-request.sh
@@ -91,7 +91,7 @@ main () {
             TITLE="Update container ${BRANCH}"
             BODY="This is an automated pull request to update the container collection ${BRANCH}"
 
-            hub pull-request --base "${GITHUB_ACTOR}:${PULL_REQUEST_BRANCH}" --head "${GITHUB_ACTOR}:${BRANCH}" --message "${TITLE}\n\n${BODY}"
+            hub pull-request --base "${PULL_REQUEST_BRANCH}" --head "${BRANCH}" --message "${TITLE}\n\n${BODY}"
 
         fi