diff --git a/specification/synapse/data-plane/Microsoft.Synapse/stable/2020-12-01/entityTypes/Pipeline.json b/specification/synapse/data-plane/Microsoft.Synapse/stable/2020-12-01/entityTypes/Pipeline.json
index 85e713fc1d7e..5cfaddfa8027 100644
--- a/specification/synapse/data-plane/Microsoft.Synapse/stable/2020-12-01/entityTypes/Pipeline.json
+++ b/specification/synapse/data-plane/Microsoft.Synapse/stable/2020-12-01/entityTypes/Pipeline.json
@@ -6898,8 +6898,12 @@
           "type": "string"
         },
         "value": {
-          "description": "Value to be set. Could be a static value or Expression",
+          "description": "Value to be set. Could be a static value or Expression.",
           "type": "object"
+        },
+        "setSystemVariable": {
+          "description": "If set to true, it sets the pipeline run return value.",
+          "type": "boolean"
         }
       }
     },