diff --git a/src/core/capsicum.c b/src/core/capsicum.c
index f44b326d..5a59adcd 100644
--- a/src/core/capsicum.c
+++ b/src/core/capsicum.c
@@ -93,7 +93,7 @@ int capsicum_net_connect_ip(IPADDR *ip, int port, IPADDR *my_ip)
 int capsicum_net_gethostbyname(const char *addr, IPADDR *ip4, IPADDR *ip6)
 {
 	nvlist_t *nvl;
-	IPADDR *received_ip4, *received_ip6;
+	const IPADDR *received_ip4, *received_ip6;
 	int error, ret, saved_errno;
 
 	/* Send request to the symbiont. */
@@ -130,7 +130,7 @@ int capsicum_net_gethostbyname(const char *addr, IPADDR *ip4, IPADDR *ip6)
 nvlist_t *symbiont_connect(const nvlist_t *request)
 {
 	nvlist_t *response;
-	IPADDR *ip, *my_ip;
+	const IPADDR *ip, *my_ip;
 	int port, saved_errno, sock;
 
 	ip = nvlist_get_binary(request, "ip", NULL);
diff --git a/src/core/network.c b/src/core/network.c
index 2954af54..01e56eb5 100644
--- a/src/core/network.c
+++ b/src/core/network.c
@@ -147,7 +147,7 @@ GIOChannel *net_connect(const char *addr, int port, IPADDR *my_ip)
 	return net_connect_ip(ip, port, my_ip);
 }
 
-int net_connect_ip_handle(IPADDR *ip, int port, IPADDR *my_ip)
+int net_connect_ip_handle(const IPADDR *ip, int port, const IPADDR *my_ip)
 {
 	union sockaddr_union so;
 	int handle, ret, opt = 1;
diff --git a/src/core/network.h b/src/core/network.h
index 5ccacc0d..d1582a2e 100644
--- a/src/core/network.h
+++ b/src/core/network.h
@@ -36,7 +36,7 @@ GIOChannel *g_io_channel_new(int handle);
 /* returns 1 if IPADDRs are the same */
 int net_ip_compare(IPADDR *ip1, IPADDR *ip2);
 
-int net_connect_ip_handle(IPADDR *ip, int port, IPADDR *my_ip);
+int net_connect_ip_handle(const IPADDR *ip, int port, const IPADDR *my_ip);
 
 /* Connect to socket */
 GIOChannel *net_connect(const char *addr, int port, IPADDR *my_ip) G_GNUC_DEPRECATED;