diff --git a/gprof/sparc.c b/gprof/sparc.c
index f344cff974..2fd7c65c4a 100644
--- a/gprof/sparc.c
+++ b/gprof/sparc.c
@@ -1,4 +1,4 @@
-*
+/*
  * Copyright (c) 1983 Regents of the University of California.
  * All rights reserved.
  *