diff --git a/entrypoint.sh b/entrypoint.sh
index e5f0533..00674fb 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -55,11 +55,11 @@ _local_commit() {
 }
 
 _push_to_github() {
-    if [ -z $INPUT_BRANCH ]
+    if [ -n "$INPUT_BRANCH" ]
     then
-        git push --set-upstream origin "HEAD:$INPUT_BRANCH"
-    else
         git push origin
+    else
+        git push --set-upstream origin "HEAD:$INPUT_BRANCH"
     fi
 }