diff --git a/zdefs.acs b/zdefs.acs
index 6c6450e..3ad2237 100644
--- a/zdefs.acs
+++ b/zdefs.acs
@@ -1097,6 +1097,10 @@
 #define QF_MAX			1 << 3
 #define QF_FULLINTENSITY	1 << 4
 #define QF_WAVE			1 << 5
+#define QF_3D			1 << 6
+#define QF_GROUNDONLY		1 << 7
+#define QF_AFFECTACTORS 	1 << 8
+#define QF_SHAKEONLY		1 << 9
 
 #define WARPF_ABSOLUTEOFFSET 0x1
 #define WARPF_ABSOLUTEANGLE 0x2