diff --git a/GameSettings.cpp b/GameSettings.cpp
index 0bae2bd2..3fbc21d3 100644
--- a/GameSettings.cpp
+++ b/GameSettings.cpp
@@ -1660,6 +1660,7 @@ void LoadGameExternalOptions()
 
 	//################# Tactical Fortification Settings ##################
 	gGameExternalOptions.fFortificationAllowInHostileSector				= iniReader.ReadBoolean("Tactical Fortification Settings", "FORTIFICATION_ALLOW_IN_HOSTILE_SECTOR", FALSE);
+	gGameExternalOptions.fRoofCollapse									= iniReader.ReadBoolean( "Tactical Fortification Settings", "ROOF_COLLAPSE", TRUE );
 
 	//################# Tactical Food Settings ##################
 	gGameExternalOptions.usFoodDigestionHourlyBaseFood					= iniReader.ReadInteger("Tactical Food Settings", "FOOD_DIGESTION_HOURLY_BASE_FOOD",  20, 0, 250);
diff --git a/GameSettings.h b/GameSettings.h
index 1f9396ac..1ceaf20d 100644
--- a/GameSettings.h
+++ b/GameSettings.h
@@ -390,6 +390,9 @@ typedef struct
 	// Flugente: fortification settings
 	BOOLEAN fFortificationAllowInHostileSector;
 
+	// Flugente: can roofs collapse?
+	BOOLEAN fRoofCollapse;
+
 	// Flugente: food settings
 	UINT16	usFoodDigestionHourlyBaseFood;
 	UINT16	usFoodDigestionHourlyBaseDrink;
diff --git a/TileEngine/Explosion Control.cpp b/TileEngine/Explosion Control.cpp
index b846b3b9..aaf05728 100644
--- a/TileEngine/Explosion Control.cpp	
+++ b/TileEngine/Explosion Control.cpp	
@@ -6012,7 +6012,7 @@ BOOLEAN DamageRoof( INT32 sGridNo, INT16 sDamage )
 void HandleRoofDestruction( INT32 sGridNo, INT16 sDamage )
 {
 	// only if there is significant damage done
-	if ( sDamage < 1 || TileIsOutOfBounds( sGridNo ) || !IsRoofPresentAtGridNo( sGridNo ) )
+	if ( sDamage < 1 || !gGameExternalOptions.fRoofCollapse  || TileIsOutOfBounds( sGridNo ) || !IsRoofPresentAtGridNo( sGridNo ) )
 		return;
 
 	ApplyMapChangesToMapTempFile( TRUE );