diff --git a/lsteamclient/steamclient_private.h b/lsteamclient/steamclient_private.h
index dc754c70..fb1e912e 100644
--- a/lsteamclient/steamclient_private.h
+++ b/lsteamclient/steamclient_private.h
@@ -42,6 +42,8 @@ extern struct w_steam_iface *create_winISteamNetworkingFakeUDPPort_SteamNetworki
 
 extern void execute_pending_callbacks(void);
 
+extern void execute_pending_callbacks(void);
+
 struct w_steam_iface *create_win_interface(const char *name, void *linux_side);
 void *alloc_mem_for_iface(size_t size, const char *iface_version);
 void *alloc_vtable(void *vtable, unsigned int method_count, const char *iface_version);