diff --git a/src/d_iwad.cpp b/src/d_iwad.cpp
index e30cf9e28..2ababdce4 100644
--- a/src/d_iwad.cpp
+++ b/src/d_iwad.cpp
@@ -155,6 +155,16 @@ void FIWadManager::ParseIWadInfo(const char *fn, const char *data, int datasize,
 					}
 					while (sc.CheckString(","));
 				}
+				else if (sc.Compare("DeleteLumps"))
+				{
+					sc.MustGetStringName("=");
+					do
+					{
+						sc.MustGetString();
+						iwad->DeleteLumps.Push(FString(sc.String));
+					}
+					while (sc.CheckString(","));
+				}
 				else if (sc.Compare("BannerColors"))
 				{
 					sc.MustGetStringName("=");
diff --git a/src/d_main.h b/src/d_main.h
index bc8f54ada..764850aa9 100644
--- a/src/d_main.h
+++ b/src/d_main.h
@@ -109,6 +109,7 @@ struct FIWADInfo
 	FString MapInfo;		// Base mapinfo to load
 	TArray<FString> Load;	// Wads to be loaded with this one.
 	TArray<FString> Lumps;	// Lump names for identification
+	TArray<FString> DeleteLumps;	// Lumps which must be deleted from the directory.
 	int flags = 0;
 };
 
diff --git a/src/gamedata/w_wad.cpp b/src/gamedata/w_wad.cpp
index 8a471dc04..ca564cf93 100644
--- a/src/gamedata/w_wad.cpp
+++ b/src/gamedata/w_wad.cpp
@@ -905,7 +905,6 @@ void FWadCollection::RenameSprites ()
 					LumpInfo[i].lump->Name[0] = 0;
 				}
 			}
-
 		}
 	}
 }
diff --git a/wadsrc/static/iwadinfo.txt b/wadsrc/static/iwadinfo.txt
index c54556767..37198ccb8 100644
--- a/wadsrc/static/iwadinfo.txt
+++ b/wadsrc/static/iwadinfo.txt
@@ -183,6 +183,7 @@ IWad
 	Compatibility = "Poly1"
 	MustContain = "TITLE", "MAP01", "MAP40", "WINNOWR"
 	BannerColors = "f0 f0 f0", "6b 3c 18"
+	DeleteLumps = "FONTB01", "FONTB02", "FONTB03", "FONTB04", "FONTB06", "FONTB08", "FONTB09", "FONTB10", "FONTB11", "FONTB27", "FONTB28", "FONTB29", "FONTB30"
 }
 	
 IWad
@@ -207,6 +208,7 @@ IWad
 	Compatibility = "Shareware"
 	MustContain = "TITLE", "MAP01", "WINNOWR"
 	BannerColors = "f0 f0 f0", "6b 3c 18"
+	DeleteLumps = "FONTB01", "FONTB02", "FONTB03", "FONTB04", "FONTB06", "FONTB08", "FONTB09", "FONTB10", "FONTB11", "FONTB27", "FONTB28", "FONTB29", "FONTB30"
 }
 	
 IWad
@@ -232,6 +234,7 @@ IWad
 	Compatibility = "Extended"
 	MustContain = "E1M1", "E2M1", "TITLE", "MUS_E1M1", "EXTENDED"
 	BannerColors = "fc fc 00", "a8 00 00"
+	DeleteLumps = "FONTB01", "FONTB02", "FONTB03", "FONTB04", "FONTB06", "FONTB08", "FONTB09", "FONTB10", "FONTB11", "FONTB27", "FONTB28", "FONTB29", "FONTB30"
 }
 
 IWad
@@ -244,6 +247,7 @@ IWad
 	Mapinfo = "mapinfo/heretic.txt"
 	MustContain = "E1M1", "E2M1", "TITLE", "MUS_E1M1"
 	BannerColors = "fc fc 00", "a8 00 00"
+	DeleteLumps = "FONTB01", "FONTB02", "FONTB03", "FONTB04", "FONTB06", "FONTB08", "FONTB09", "FONTB10", "FONTB11", "FONTB27", "FONTB28", "FONTB29", "FONTB30"
 }
 
 IWad
@@ -255,6 +259,7 @@ IWad
 	Compatibility = "Shareware"
 	MustContain = "E1M1", "TITLE", "MUS_E1M1"
 	BannerColors = "fc fc 00", "a8 00 00"
+	DeleteLumps = "FONTB01", "FONTB02", "FONTB03", "FONTB04", "FONTB06", "FONTB08", "FONTB09", "FONTB10", "FONTB11", "FONTB27", "FONTB28", "FONTB29", "FONTB30"
 }
 
 IWad