diff --git a/cmd/swarm/hash.go b/cmd/swarm/hash.go
index fca405ea26..1a2583ac8b 100644
--- a/cmd/swarm/hash.go
+++ b/cmd/swarm/hash.go
@@ -33,7 +33,7 @@ func hash(ctx *cli.Context) {
 	}
 	f, err := os.Open(args[0])
 	if err != nil {
-		utils.Fatalf("Error opening file " + args[1])
+		utils.Fatalf("Error opening file " + args[0])
 	}
 	defer f.Close()