diff --git a/src/sys/lib/strtol.c b/src/sys/lib/strtol.c
index 4c4ea00..2314ad4 100644
--- a/src/sys/lib/strtol.c
+++ b/src/sys/lib/strtol.c
@@ -13,7 +13,7 @@
 {
 	const char *s;
 	unsigned long acc;
-	char c = 0x0;  // to remove warning
+	char c = 0x0;  /* to remove warning */
 	unsigned long cutoff;
 	int neg, any, cutlim;