diff --git a/src/network/network_gui.cpp b/src/network/network_gui.cpp
index 3e799221da..ae263cf00c 100644
--- a/src/network/network_gui.cpp
+++ b/src/network/network_gui.cpp
@@ -333,7 +333,7 @@ protected:
 		if (r == 0) r = a->info.use_password - b->info.use_password;
 
 		/* Finally sort on the number of clients of the server in reverse order. */
-		return (r != 0) ? r < 0 : !NGameClientSorter(a, b);
+		return (r != 0) ? r < 0 : NGameClientSorter(b, a);
 	}
 
 	/** Sort the server list */