diff --git a/aws_iam_policy_document.tf b/aws_iam_policy_document.tf
index a42a37c..0996e7f 100644
--- a/aws_iam_policy_document.tf
+++ b/aws_iam_policy_document.tf
@@ -1,9 +1,9 @@
 locals {
   actual_iam_policy_documents = {
-    for rule in var.raw_event_bridge_rules : length(rule.iam_policy_statements) == 0 ? null :
+    for rule in var.raw_event_bridge_rules :
     rule.suffix => {
       statements = rule.iam_policy_statements
-    }
+    } if length(rule.iam_policy_statements) > 0
   }
 }