diff --git a/lib/vault/api/auth.rb b/lib/vault/api/auth.rb
index 54eae628..c4d82a40 100644
--- a/lib/vault/api/auth.rb
+++ b/lib/vault/api/auth.rb
@@ -191,7 +191,7 @@ def aws_ec2(role, pkcs7, nonce = nil)
     # for future requests.
     #
     # @example
-    #   Vault.auth.aws_ecs_iam("dev-role-iam", Aws::AssumeRoleCredentials.new, "vault.example.com", "https://sts.us-east-2.amazonaws.com") #=> #<Vault::Secret lease_id="">
+    #   Vault.auth.aws_iam("dev-role-iam", Aws::AssumeRoleCredentials.new, "vault.example.com", "https://sts.us-east-2.amazonaws.com") #=> #<Vault::Secret lease_id="">
     #
     # @param [String] role
     # @param [CredentialProvider] credentials_provider