diff --git a/packages/@aws-cdk/pipelines/README.md b/packages/@aws-cdk/pipelines/README.md
index bab41842c2316..a63f1eab4d7c4 100644
--- a/packages/@aws-cdk/pipelines/README.md
+++ b/packages/@aws-cdk/pipelines/README.md
@@ -575,7 +575,7 @@ new CodeBuildStep('Synth', {
   securityGroups: [mySecurityGroup],
 
   // Additional policy statements for the execution role
-  rolePolicy: [
+  rolePolicyStatements: [
     new iam.PolicyStatement({ /* ... */ }),
   ],
 });