diff --git a/slirp/ip_input.c b/slirp/ip_input.c
index 5e67631ab47d349a8963bd6e80061112ac17a786..c7b3eb48069d70bf5b749242b1cc93b3ac798383 100644
--- a/slirp/ip_input.c
+++ b/slirp/ip_input.c
@@ -511,7 +511,7 @@ typedef uint32_t n_time;
 				 */
 				break;
 			}
-			off--;			/ * 0 origin *  /
+                        off--; /* 0 origin */
 			if (off > optlen - sizeof(struct in_addr)) {
 				/*
 				 * End of source route.  Should be for us.
@@ -554,7 +554,7 @@ typedef uint32_t n_time;
 			/*
 			 * If no space remains, ignore.
 			 */
-			off--;			 * 0 origin *
+                        off--; /* 0 origin */
 			if (off > optlen - sizeof(struct in_addr))
 				break;
 			bcopy((caddr_t)(&ip->ip_dst), (caddr_t)&ipaddr.sin_addr,