diff --git a/wadsrc/static/compatibility.txt b/wadsrc/static/compatibility.txt
index ee676b051b..f76ffebf68 100644
--- a/wadsrc/static/compatibility.txt
+++ b/wadsrc/static/compatibility.txt
@@ -345,6 +345,7 @@ F481922F4881F74760F3C0437FD5EDD0 // map03
 8B2AC8D4DB4A49A5DCCBB067E04434D6 // The Hell Factory Hub One, map04
 65A1EB4C87386F290816660A52932FF1 // Master Levels, garrison.wad
 3DEE4EFEFAF3260C800A30734F54CE75 // Hellbound, map14
+5FAA25F5A6AAB3409CAE0AF87F910341 // DOOM.wad e1m6
 {
 	rebuildnodes
 }