diff --git a/packages/aws-cdk-lib/aws-events-targets/lib/util.ts b/packages/aws-cdk-lib/aws-events-targets/lib/util.ts
index ab279d03f4b60..dbd7ccfbe02c4 100644
--- a/packages/aws-cdk-lib/aws-events-targets/lib/util.ts
+++ b/packages/aws-cdk-lib/aws-events-targets/lib/util.ts
@@ -74,7 +74,10 @@ export function singletonEventRole(scope: IConstruct): iam.IRole {
 
   const role = new iam.Role(scope as Construct, id, {
     roleName: PhysicalName.GENERATE_IF_NEEDED,
-    assumedBy: new iam.ServicePrincipal('events.amazonaws.com'),
+    assumedBy: new iam.CompositePrincipal(
+      new iam.ServicePrincipal('events.amazonaws.com'),
+      new iam.ServicePrincipal('scheduler.amazonaws.com')
+    ),
   });
 
   return role;