diff --git a/modules/folder/README.md b/modules/folder/README.md
index f4a164cf..8a98dc5e 100644
--- a/modules/folder/README.md
+++ b/modules/folder/README.md
@@ -14,7 +14,6 @@ module "folder" {
   iam_members = {
     "roles/owner" = ["group:users@example.com"]
   }
-  iam_roles = ["roles/owner"]
 }
 ```
 
diff --git a/modules/iam-service-account/README.md b/modules/iam-service-account/README.md
index 915b8b41..43ef5bb4 100644
--- a/modules/iam-service-account/README.md
+++ b/modules/iam-service-account/README.md
@@ -6,12 +6,11 @@ This module allows simplified creation and management of one a service account a
 
 ```hcl
 module "myproject-default-service-accounts" {
-  source            = "./modules/iam-service-accounts"
+  source            = "./modules/iam-service-account"
   project_id        = "myproject"
   name              = "vm-default"
   generate_key      = true
   # authoritative roles granted *on* the service accounts to other identities
-  iam_roles         = ["roles/iam.serviceAccountUser"]
   iam_members       = {
     "roles/iam.serviceAccountUser" = ["user:foo@example.com"]
   }