diff --git a/src/p_udmf.cpp b/src/p_udmf.cpp
index 6a38708ea..c1d18fd4c 100644
--- a/src/p_udmf.cpp
+++ b/src/p_udmf.cpp
@@ -1542,6 +1542,7 @@ public:
 				isTranslated = false;
 				break;
 			case NAME_ZDoomTranslated:
+				level.flags2 |= LEVEL2_DUMMYSWITCHES;
 				namespace_bits = Zdt;
 				break;
 			case NAME_Vavoom:
diff --git a/wadsrc/static/xlat/doom_base.txt b/wadsrc/static/xlat/doom_base.txt
index e75cd4109..351784da7 100644
--- a/wadsrc/static/xlat/doom_base.txt
+++ b/wadsrc/static/xlat/doom_base.txt
@@ -3,8 +3,6 @@ include "xlat/doom.txt"
 maxlinespecial = 272;
 
 
-sector bitmask 0xffe0 clear;
-
 sector 15 = 0;
 sector 17 = 0;
 sector 18 = 0;