diff --git a/orca-core/src/main/groovy/com/netflix/spinnaker/orca/pipeline/expressions/ExpressionTransform.groovy b/orca-core/src/main/groovy/com/netflix/spinnaker/orca/pipeline/expressions/ExpressionTransform.groovy
index 1308a4c4c3..a41f194b9a 100644
--- a/orca-core/src/main/groovy/com/netflix/spinnaker/orca/pipeline/expressions/ExpressionTransform.groovy
+++ b/orca-core/src/main/groovy/com/netflix/spinnaker/orca/pipeline/expressions/ExpressionTransform.groovy
@@ -86,7 +86,7 @@ class ExpressionTransform {
           )
 
           result = source
-        } else if (result == null || result.toString().contains(parserContext.getExpressionPrefix())) {
+        } else if (result == null) {
           summary.add(
             escapedExpressionString,
             ExpressionEvaluationSummary.Result.Level.INFO,