diff --git a/include/types/global.h b/include/types/global.h
index d5dbc7f..8c4a7c5 100644
--- a/include/types/global.h
+++ b/include/types/global.h
@@ -74,6 +74,7 @@
 #define GTUNE_SET_DUMPABLE       (1<<13)
 #define GTUNE_USE_EVPORTS        (1<<14)
 #define GTUNE_STRICT_LIMITS      (1<<15)
+#define GTUNE_INSECURE_FORK      (1<<16)
 
 /* SSL server verify mode */
 enum {