diff --git a/Kernel/Net/IPv4Socket.h b/Kernel/Net/IPv4Socket.h
index 4333e04df8..ed7f021bc1 100644
--- a/Kernel/Net/IPv4Socket.h
+++ b/Kernel/Net/IPv4Socket.h
@@ -74,8 +74,8 @@ protected:
 
     virtual KResult protocol_bind() { return KSuccess; }
     virtual KResult protocol_listen() { return KSuccess; }
-    virtual KResultOr<size_t> protocol_receive(ReadonlyBytes /* raw_ipv4_packet */, UserOrKernelBuffer&, size_t, int) { return -ENOTIMPL; }
-    virtual KResultOr<size_t> protocol_send(const UserOrKernelBuffer&, size_t) { return -ENOTIMPL; }
+    virtual KResultOr<size_t> protocol_receive(ReadonlyBytes /* raw_ipv4_packet */, UserOrKernelBuffer&, size_t, int) { return ENOTIMPL; }
+    virtual KResultOr<size_t> protocol_send(const UserOrKernelBuffer&, size_t) { return ENOTIMPL; }
     virtual KResult protocol_connect(FileDescription&, ShouldBlock) { return KSuccess; }
     virtual KResultOr<u16> protocol_allocate_local_port() { return ENOPROTOOPT; }
     virtual bool protocol_is_disconnected() const { return false; }