diff --git a/src/sdl/i_system.c b/src/sdl/i_system.c
index 9d593115b..91aaa1eb2 100644
--- a/src/sdl/i_system.c
+++ b/src/sdl/i_system.c
@@ -725,6 +725,8 @@ static void I_RegisterSignals (void)
 #ifdef NEWSIGNALHANDLER
 static void signal_handler_child(INT32 num)
 {
+	G_DirtyGameData();
+
 #ifdef UNIXBACKTRACE
 	write_backtrace(num);
 #endif