diff --git a/templates/sast.yml b/templates/sast.yml
index 850aeb0..d937e76 100644
--- a/templates/sast.yml
+++ b/templates/sast.yml
@@ -192,7 +192,7 @@ pmd-apex-sast:
     # to cover both the *MR pipeline* and the *branch pipeline* workflows.
 
     # 1. Run the job in an *MR* pipeline if MR pipelines for AST are enabled and there's an open merge request.
-    - if: '$[[ inputs.enable_mr_pipelines ]]" == "true" &&
+    - if: '"$[[ inputs.enable_mr_pipelines ]]" == "true" &&
           $CI_PIPELINE_SOURCE == "merge_request_event"'
       exists: !reference [.pmd-apex-exist-rules, exists]