diff --git a/src/gamedata/g_mapinfo.cpp b/src/gamedata/g_mapinfo.cpp
index 22981062bd..9f6d94f2e5 100644
--- a/src/gamedata/g_mapinfo.cpp
+++ b/src/gamedata/g_mapinfo.cpp
@@ -2409,13 +2409,9 @@ static void SetLevelNum (level_info_t *info, int num)
 	for (unsigned int i = 0; i < wadlevelinfos.Size(); ++i)
 	{
 		if (wadlevelinfos[i].levelnum == num)
-		{
 			wadlevelinfos[i].levelnum = 0;
-			wadlevelinfos[i].broken_id24_levelnum = 0;
-		}
 	}
 	info->levelnum = num;
-	info->broken_id24_levelnum = num;	// at least make it work - somehow.
 }
 
 //==========================================================================
diff --git a/src/gamedata/g_mapinfo.h b/src/gamedata/g_mapinfo.h
index 5d3309f4a9..5f4a5cc182 100644
--- a/src/gamedata/g_mapinfo.h
+++ b/src/gamedata/g_mapinfo.h
@@ -324,7 +324,6 @@ struct FExitText
 struct level_info_t
 {
 	int			levelnum;
-	int			broken_id24_levelnum;
 	
 	FString		MapName;
 	FString		NextMap;
diff --git a/src/gamedata/umapinfo.cpp b/src/gamedata/umapinfo.cpp
index d574bdcb95..67fa5c671f 100644
--- a/src/gamedata/umapinfo.cpp
+++ b/src/gamedata/umapinfo.cpp
@@ -60,7 +60,6 @@ struct UMapEntry
 	char intermusic[9] = "";
 	int partime = 0;
 	int nointermission = 0;
-	int id24_levelnum = 0;	// note that this one's semantics are massively screwed up. Only to be used for ID24-style intermissions.
 };
 
 static TArray<UMapEntry> Maps;
@@ -127,7 +126,7 @@ static int ParseLumpName(FScanner &scanner, char *buffer)
 //
 // -----------------------------------------------
 
-static int ParseStandardProperty(FScanner &scanner, UMapEntry *mape, int *id24_levelnum)
+static int ParseStandardProperty(FScanner &scanner, UMapEntry *mape)
 {
 	// find the next line with content.
 	// this line is no property.
@@ -281,7 +280,6 @@ static int ParseStandardProperty(FScanner &scanner, UMapEntry *mape, int *id24_l
 			epi.mEpisodeMap = mape->MapName;
 			epi.mPicName = split[0];
 			epi.mNoSkill = false;
-			mape->id24_levelnum = *id24_levelnum = 1;
 
 			unsigned i;
 			for (i = 0; i < AllEpisodes.Size(); i++)
@@ -352,16 +350,15 @@ static int ParseStandardProperty(FScanner &scanner, UMapEntry *mape, int *id24_l
 //
 // -----------------------------------------------
 
-static int ParseMapEntry(FScanner &scanner, UMapEntry *val, int *id24_levelnum)
+static int ParseMapEntry(FScanner &scanner, UMapEntry *val)
 {
 	scanner.MustGetToken(TK_Identifier);
 
 	val->MapName = scanner.String;
-	val->id24_levelnum = ++(*id24_levelnum);
 	scanner.MustGetToken('{');
 	while(!scanner.CheckToken('}'))
 	{
-		ParseStandardProperty(scanner, val, id24_levelnum);
+		ParseStandardProperty(scanner, val);
 	}
 	return 1;
 }
@@ -377,13 +374,12 @@ int ParseUMapInfo(int lumpnum)
 	FScanner scanner(lumpnum);
 	unsigned int i;
 
-	int id24_levelnum = 1;
 	while (scanner.GetToken())
 	{
 		scanner.TokenMustBe(TK_Map);
 
 		UMapEntry parsed;
-		ParseMapEntry(scanner, &parsed, &id24_levelnum);
+		ParseMapEntry(scanner, &parsed);
 
 		// Endpic overrides level exits.
 		if (parsed.endpic[0])
@@ -493,7 +489,6 @@ void CommitUMapinfo(level_info_t *defaultinfo)
 		if (map.exitpic[0]) levelinfo->ExitPic = map.exitpic;
 		if (map.enteranim[0]) levelinfo->EnterAnim = map.enteranim;
 		if (map.exitanim[0]) levelinfo->ExitAnim = map.exitanim;
-		levelinfo->broken_id24_levelnum = map.id24_levelnum;
 		/* UMAPINFO's intermusic is for the text screen, not the summary.
 		if (map.intermusic[0])
 		{
diff --git a/src/wi_stuff.cpp b/src/wi_stuff.cpp
index 3af0a7829a..8a5c7945cc 100644
--- a/src/wi_stuff.cpp
+++ b/src/wi_stuff.cpp
@@ -302,7 +302,7 @@ private:
 					auto* li = FindLevelInfo(state != StatCount ? wbs->next.GetChars() : wbs->current.GetChars());
 					if (!li)
 						return false;
-					if (li->broken_id24_levelnum != condition.param)
+					if (li->levelnum != condition.param)
 						return false;
 					break;
 				}
@@ -311,7 +311,7 @@ private:
 					auto* li = FindLevelInfo(state != StatCount ? wbs->next.GetChars() : wbs->current.GetChars());
 					if (!li)
 						return false;
-					if (li->broken_id24_levelnum <= condition.param)
+					if (li->levelnum <= condition.param)
 						return false;
 					break;
 				}