diff --git a/agent/credentials/providers/credentials_filename_unsupported.go b/agent/credentials/providers/credentials_filename_unsupported.go
index bc914ab243e..5995402c26d 100644
--- a/agent/credentials/providers/credentials_filename_unsupported.go
+++ b/agent/credentials/providers/credentials_filename_unsupported.go
@@ -1,4 +1,5 @@
 //go:build !linux && !windows
+// +build !linux,!windows
 
 // Copyright Amazon.com Inc. or its affiliates. All Rights Reserved.
 //