diff --git a/internal/jimm/credentials/credentials.go b/internal/jimm/credentials/credentials.go
index aa619a64e..822ca5d85 100644
--- a/internal/jimm/credentials/credentials.go
+++ b/internal/jimm/credentials/credentials.go
@@ -1,5 +1,7 @@
 // Copyright 2023 canonical.
 
+// Package credentials provides abstractions/definitions for credential storage
+// backends and caching mechanisms.
 package credentials
 
 import (