diff --git a/etc/deprecations.json b/etc/deprecations.json
index 4d02d0eb9..de4bdc1a4 100644
--- a/etc/deprecations.json
+++ b/etc/deprecations.json
@@ -46,8 +46,8 @@
       "suffix": "This property will be removed in InSpec 4.0."
     },
     "properties_aws_iam_user": {
-      "action": "warn",
-      "suffix": "This property will be removed in InSpec 4.0."
+      "action": "fail_control",
+      "suffix": "This property was removed in InSpec 4.0."
     },
     "properties_shadow": {
       "action": "fail_control",