diff --git a/libdnet-stripped/include/dnet/ip6.h b/libdnet-stripped/include/dnet/ip6.h
index 66ef9a78b..46c9b08d3 100644
--- a/libdnet-stripped/include/dnet/ip6.h
+++ b/libdnet-stripped/include/dnet/ip6.h
@@ -171,7 +171,7 @@ struct ip6_ext_hdr {
 	ip6->ip6_nxt = (nxt); ip6->ip6_hlim = (hlim);			\
 	memmove(&ip6->ip6_src, &(src), IP6_ADDR_LEN);			\
 	memmove(&ip6->ip6_dst, &(dst), IP6_ADDR_LEN);			\
-} while (0);
+} while (0)
 
 __BEGIN_DECLS
 char	*ip6_ntop(const ip6_addr_t *ip6, char *dst, size_t size);
diff --git a/libnetutil/netutil.cc b/libnetutil/netutil.cc
index ba7cfe71a..4d6212bd5 100644
--- a/libnetutil/netutil.cc
+++ b/libnetutil/netutil.cc
@@ -3134,7 +3134,7 @@ pcap_t *my_pcap_open_live(const char *device, int snaplen, int promisc, int to_m
     pcap_close(p_t);\
     return NULL;\
   }\
-} while(0);
+} while(0)
 
   MY_PCAP_SET(pcap_set_snaplen, pt, snaplen);
   MY_PCAP_SET(pcap_set_promisc, pt, promisc);
diff --git a/ncat/http.c b/ncat/http.c
index 57cc96b6f..570e67aa2 100644
--- a/ncat/http.c
+++ b/ncat/http.c
@@ -220,7 +220,7 @@ void uri_init(struct uri *uri)
 #define FREE_AND_NULL(_FreeFunc, _P) do { \
     _FreeFunc(_P); \
     _P = NULL; \
-} while (0);
+} while (0)
 
 void uri_free(struct uri *uri)
 {
diff --git a/ncat/util.h b/ncat/util.h
index 3f469aab9..7c4765829 100644
--- a/ncat/util.h
+++ b/ncat/util.h
@@ -81,7 +81,7 @@
   if (strlen(_Source) > sizeof((_Sock)->un.sun_path) - 1) \
     bye("Socket path length is too long. Max: %lu", sizeof((_Sock)->un.sun_path) - 1); \
   strncpy((_Sock)->un.sun_path, _Source, sizeof((_Sock)->un.sun_path) - 1); \
-} while (0);
+} while (0)
 
 #endif