diff --git a/lumps/textures/textures.cfg b/lumps/textures/textures.cfg
index ec11561d..61a3b7df 100644
--- a/lumps/textures/textures.cfg
+++ b/lumps/textures/textures.cfg
@@ -1472,6 +1472,17 @@ ZZWOLF7         128     128
 *   WOLF7       0       0
 ZZWOLF9         128     128
 *   WOLF9       0       0
+
+; Layout of ZZZFACE textures/RWDMON patches
+; ZZZFACEx:
+; 1 3 2
+; 8 4 6
+; 9 5 7
+; RWDMONx:
+; 4  3 5
+; 9  2 7
+; 10 1 8
+
 ZZZFACE1        256     128
 *   RWDMON4     0       0
 ZZZFACE2        256     128