diff --git a/toxcore/network_test_util.cc b/toxcore/network_test_util.cc
index 8db0136b14..fdf55f2a63 100644
--- a/toxcore/network_test_util.cc
+++ b/toxcore/network_test_util.cc
@@ -24,49 +24,49 @@ Network_Funcs const Network_Class::vtable = {
     Method<net_freeaddrinfo_cb, Network_Class>::invoke<&Network_Class::freeaddrinfo>,
 };
 
-int Test_Network::close(void *obj, int sock) { return net->funcs->close(net->obj, sock); }
-int Test_Network::accept(void *obj, int sock) { return net->funcs->accept(net->obj, sock); }
-int Test_Network::bind(void *obj, int sock, const Network_Addr *addr)
+int Test_Network::close(void *obj, Socket sock) { return net->funcs->close(net->obj, sock); }
+Socket Test_Network::accept(void *obj, Socket sock) { return net->funcs->accept(net->obj, sock); }
+int Test_Network::bind(void *obj, Socket sock, const Network_Addr *addr)
 {
     return net->funcs->bind(net->obj, sock, addr);
 }
-int Test_Network::listen(void *obj, int sock, int backlog)
+int Test_Network::listen(void *obj, Socket sock, int backlog)
 {
     return net->funcs->listen(net->obj, sock, backlog);
 }
-int Test_Network::recvbuf(void *obj, int sock) { return net->funcs->recvbuf(net->obj, sock); }
-int Test_Network::recv(void *obj, int sock, uint8_t *buf, size_t len)
+int Test_Network::recvbuf(void *obj, Socket sock) { return net->funcs->recvbuf(net->obj, sock); }
+int Test_Network::recv(void *obj, Socket sock, uint8_t *buf, size_t len)
 {
     return net->funcs->recv(net->obj, sock, buf, len);
 }
-int Test_Network::recvfrom(void *obj, int sock, uint8_t *buf, size_t len, Network_Addr *addr)
+int Test_Network::recvfrom(void *obj, Socket sock, uint8_t *buf, size_t len, Network_Addr *addr)
 {
     return net->funcs->recvfrom(net->obj, sock, buf, len, addr);
 }
-int Test_Network::send(void *obj, int sock, const uint8_t *buf, size_t len)
+int Test_Network::send(void *obj, Socket sock, const uint8_t *buf, size_t len)
 {
     return net->funcs->send(net->obj, sock, buf, len);
 }
 int Test_Network::sendto(
-    void *obj, int sock, const uint8_t *buf, size_t len, const Network_Addr *addr)
+    void *obj, Socket sock, const uint8_t *buf, size_t len, const Network_Addr *addr)
 {
     return net->funcs->sendto(net->obj, sock, buf, len, addr);
 }
-int Test_Network::socket(void *obj, int domain, int type, int proto)
+Socket Test_Network::socket(void *obj, int domain, int type, int proto)
 {
     return net->funcs->socket(net->obj, domain, type, proto);
 }
-int Test_Network::socket_nonblock(void *obj, int sock, bool nonblock)
+int Test_Network::socket_nonblock(void *obj, Socket sock, bool nonblock)
 {
     return net->funcs->socket_nonblock(net->obj, sock, nonblock);
 }
 int Test_Network::getsockopt(
-    void *obj, int sock, int level, int optname, void *optval, size_t *optlen)
+    void *obj, Socket sock, int level, int optname, void *optval, size_t *optlen)
 {
     return net->funcs->getsockopt(net->obj, sock, level, optname, optval, optlen);
 }
 int Test_Network::setsockopt(
-    void *obj, int sock, int level, int optname, const void *optval, size_t optlen)
+    void *obj, Socket sock, int level, int optname, const void *optval, size_t optlen)
 {
     return net->funcs->setsockopt(net->obj, sock, level, optname, optval, optlen);
 }
diff --git a/toxcore/network_test_util.hh b/toxcore/network_test_util.hh
index 3fe91441e5..1f437d791d 100644
--- a/toxcore/network_test_util.hh
+++ b/toxcore/network_test_util.hh
@@ -44,22 +44,22 @@ struct Network_Class {
 class Test_Network : public Network_Class {
     const Network *net = REQUIRE_NOT_NULL(os_network());
 
-    int close(void *obj, int sock) override;
-    int accept(void *obj, int sock) override;
-    int bind(void *obj, int sock, const Network_Addr *addr) override;
-    int listen(void *obj, int sock, int backlog) override;
-    int recvbuf(void *obj, int sock) override;
-    int recv(void *obj, int sock, uint8_t *buf, size_t len) override;
-    int recvfrom(void *obj, int sock, uint8_t *buf, size_t len, Network_Addr *addr) override;
-    int send(void *obj, int sock, const uint8_t *buf, size_t len) override;
+    int close(void *obj, Socket sock) override;
+    Socket accept(void *obj, Socket sock) override;
+    int bind(void *obj, Socket sock, const Network_Addr *addr) override;
+    int listen(void *obj, Socket sock, int backlog) override;
+    int recvbuf(void *obj, Socket sock) override;
+    int recv(void *obj, Socket sock, uint8_t *buf, size_t len) override;
+    int recvfrom(void *obj, Socket sock, uint8_t *buf, size_t len, Network_Addr *addr) override;
+    int send(void *obj, Socket sock, const uint8_t *buf, size_t len) override;
     int sendto(
-        void *obj, int sock, const uint8_t *buf, size_t len, const Network_Addr *addr) override;
-    int socket(void *obj, int domain, int type, int proto) override;
-    int socket_nonblock(void *obj, int sock, bool nonblock) override;
+        void *obj, Socket sock, const uint8_t *buf, size_t len, const Network_Addr *addr) override;
+    Socket socket(void *obj, int domain, int type, int proto) override;
+    int socket_nonblock(void *obj, Socket sock, bool nonblock) override;
     int getsockopt(
-        void *obj, int sock, int level, int optname, void *optval, size_t *optlen) override;
+        void *obj, Socket sock, int level, int optname, void *optval, size_t *optlen) override;
     int setsockopt(
-        void *obj, int sock, int level, int optname, const void *optval, size_t optlen) override;
+        void *obj, Socket sock, int level, int optname, const void *optval, size_t optlen) override;
     int getaddrinfo(void *obj, int family, Network_Addr **addrs) override;
     int freeaddrinfo(void *obj, Network_Addr *addrs) override;
 };