diff --git a/web_src/js/components/RepoBranchTagSelector.vue b/web_src/js/components/RepoBranchTagSelector.vue
index 588c05990..34e885960 100644
--- a/web_src/js/components/RepoBranchTagSelector.vue
+++ b/web_src/js/components/RepoBranchTagSelector.vue
@@ -83,7 +83,7 @@ const sfc = {
         this.isViewBranch = false;
         this.$refs.dropdownRefName.textContent = item.name;
         if (this.setAction) {
-          $(`#${this.branchForm}`).attr('action', url);
+          document.getElementById(this.branchForm)?.setAttribute('action', url);
         } else {
           $(`#${this.branchForm} input[name="refURL"]`).val(url);
         }