diff --git a/cmd/flags.go b/cmd/flags.go
index 0c707c0f2..cf378012b 100644
--- a/cmd/flags.go
+++ b/cmd/flags.go
@@ -33,10 +33,10 @@ var (
 		Usage: "Logging verbosity (trace, debug, info=default, warn, error, fatal, panic)",
 		Value: "info",
 	}
-	// DataDirFlag defines a path on disk.
+	// DataDirFlag defines a path on disk where Prysm databases are stored.
 	DataDirFlag = &cli.StringFlag{
 		Name:  "datadir",
-		Usage: "Data directory for the databases and keystore",
+		Usage: "Data directory for the databases",
 		Value: DefaultDataDir(),
 	}
 	// EnableBackupWebhookFlag for users to trigger db backups via an HTTP webhook.