diff --git a/TargetGroup.cc b/TargetGroup.cc
index f04f64ee8..4b917317d 100644
--- a/TargetGroup.cc
+++ b/TargetGroup.cc
@@ -118,7 +118,7 @@ void TargetGroup::Initialize() {
  /* Initializes (or reinitializes) the object with a new expression, such
     as 192.168.0.0/16 , 10.1.0-5.1-254 , or fe80::202:e3ff:fe14:1102 .  
     Returns 0 for success */  
-int TargetGroup::parse_expr(const char * const target_expr, int af) {
+int TargetGroup::parse_expr(const char *target_expr, int af) {
 
   int i=0,j=0,k=0;
   int start, end;
diff --git a/TargetGroup.h b/TargetGroup.h
index b8e8a3710..49eeb29ee 100644
--- a/TargetGroup.h
+++ b/TargetGroup.h
@@ -114,7 +114,7 @@ class TargetGroup {
     such as 192.168.0.0/16 , 10.1.0-5.1-254 , or
     fe80::202:e3ff:fe14:1102 .  The af parameter is AF_INET or
     AF_INET6 Returns 0 for success */
-  int parse_expr(const char * const target_expr, int af);
+  int parse_expr(const char *target_expr, int af);
   /* Grab the next host from this expression (if any).  Returns 0 and
      fills in ss if successful.  ss must point to a pre-allocated
      sockaddr_storage structure */
diff --git a/libnetutil/netutil.cc b/libnetutil/netutil.cc
index 8177de42a..1342d8475 100644
--- a/libnetutil/netutil.cc
+++ b/libnetutil/netutil.cc
@@ -1641,7 +1641,7 @@ struct sys_route *getsysroutes(int *howmany, char *errstr, size_t errstrlen) {
  * localhost. (eg: the address is something like 127.x.x.x, the address
  * matches one of the local network interfaces' address, etc).
  * Returns 1 if the address is thought to be localhost and 0 otherwise */
-int islocalhost(const struct sockaddr_storage *const ss) {
+int islocalhost(const struct sockaddr_storage *ss) {
   char dev[128];
   struct sockaddr_in *sin = NULL;
   struct sockaddr_in6 *sin6 = NULL;
diff --git a/libnetutil/netutil.h b/libnetutil/netutil.h
index 6c23d98da..e9c80207e 100644
--- a/libnetutil/netutil.h
+++ b/libnetutil/netutil.h
@@ -382,7 +382,7 @@ struct sys_route *getsysroutes(int *howmany, char *errstr, size_t errstrlen);
  * localhost. (eg: the address is something like 127.x.x.x, the address
  * matches one of the local network interfaces' address, etc).
  * Returns 1 if the address is thought to be localhost and 0 otherwise */
-int islocalhost(const struct sockaddr_storage *const ss);
+int islocalhost(const struct sockaddr_storage *ss);
 
 /* Determines whether the supplied address corresponds to a private,
  * non-Internet-routable address. See RFC1918 for details.
@@ -435,7 +435,7 @@ const char *ippackethdrinfo(const u8 *packet, u32 len, int detail);
  * Even if spoofss is NULL, if user specified a network device with -e,
  * it should still be passed. Note that it's OK to pass either NULL or
  * an empty string as the "device", as long as spoofss==NULL. */
-int route_dst(const struct sockaddr_storage * const dst, struct route_nfo *rnfo,
+int route_dst(const struct sockaddr_storage *dst, struct route_nfo *rnfo,
               const char *device, const struct sockaddr_storage *spoofss);
 
 /* Send an IP packet over a raw socket. */
diff --git a/tcpip.h b/tcpip.h
index b66bd7af8..e72f803cc 100644
--- a/tcpip.h
+++ b/tcpip.h
@@ -269,7 +269,7 @@ struct addrinfo *resolve_all(char *hostname, int pf);
    a route is found, true is returned and rnfo is filled in with all
    of the routing details.  This function takes into account -S and -e
    options set by user (o.spoofsource, o.device) */
-int nmap_route_dst(const struct sockaddr_storage * const dst, struct route_nfo *rnfo);
+int nmap_route_dst(const struct sockaddr_storage *dst, struct route_nfo *rnfo);
 
 /* Determines what interface packets destined to 'dest' should be
    routed through.  It can also discover the appropriate next hop (if