diff --git a/src/mem.c b/src/mem.c
index 651f167b..a8a757a4 100644
--- a/src/mem.c
+++ b/src/mem.c
@@ -38,7 +38,7 @@ static void* _tf_realloc(int64_t* total, void* ptr, size_t size)
 	{
 		memcpy(&old_size, old_ptr, sizeof(size_t));
 	}
-	void* new_ptr = realloc(old_ptr, size + sizeof(size_t));
+	void* new_ptr = realloc(old_ptr, size ? size + sizeof(size_t) : 0);
 	if (new_ptr)
 	{
 		__atomic_add_fetch(total, (int64_t)size - (int64_t)old_size, __ATOMIC_RELAXED);
diff --git a/src/socket.js.c b/src/socket.js.c
index ec328632..0df4e58f 100644
--- a/src/socket.js.c
+++ b/src/socket.js.c
@@ -167,7 +167,7 @@ socket_t* _socket_create_internal(JSContext* context)
 {
 	socket_t* socket = tf_malloc(sizeof(socket_t));
 	memset(socket, 0, sizeof(*socket));
-	_sockets = realloc(_sockets, sizeof(socket_t*) * (_sockets_count + 1));
+	_sockets = tf_realloc(_sockets, sizeof(socket_t*) * (_sockets_count + 1));
 	_sockets[_sockets_count++] = socket;
 
 	socket->_closePromise = -1;