diff --git a/wadsrc/static/engine/compatibility/2bac4971499306ee6c86462e6a03dae8.mhk b/wadsrc/static/engine/compatibility/2bac4971499306ee6c86462e6a03dae8.mhk
index 60e6334da..ba819ff93 100644
--- a/wadsrc/static/engine/compatibility/2bac4971499306ee6c86462e6a03dae8.mhk
+++ b/wadsrc/static/engine/compatibility/2bac4971499306ee6c86462e6a03dae8.mhk
@@ -1,2 +1,4 @@
 // bad sky setting in WT's $volcano.map (original version)
 sector 118 clearflags ceiling 1
+sector 57 clearflags ceiling 1
+sector 281 clearflags ceiling 1
diff --git a/wadsrc/static/engine/compatibility/67207fb90130ad561479301c0970c7ba.mhk b/wadsrc/static/engine/compatibility/67207fb90130ad561479301c0970c7ba.mhk
index 8242ad80c..388eced27 100644
--- a/wadsrc/static/engine/compatibility/67207fb90130ad561479301c0970c7ba.mhk
+++ b/wadsrc/static/engine/compatibility/67207fb90130ad561479301c0970c7ba.mhk
@@ -1,2 +1,4 @@
 // bad sky setting in WT's $volcano.map (fixed version)
 sector 118 clearflags ceiling 1
+sector 57 clearflags ceiling 1
+sector 281 clearflags ceiling 1