diff --git a/Source/d_net.c b/Source/d_net.c
index 8d03b855..0ba8d888 100644
--- a/Source/d_net.c
+++ b/Source/d_net.c
@@ -130,6 +130,7 @@ static void LoadGameSettings(net_gamesettings_t *settings)
     if (demo_version == 0)
     {
         demo_version = 109;
+        compatibility = true;
     }
 
     if (mbf21)