diff --git a/src/g_shared/a_pickups.cpp b/src/g_shared/a_pickups.cpp
index f071171a73..9465a1c3a6 100644
--- a/src/g_shared/a_pickups.cpp
+++ b/src/g_shared/a_pickups.cpp
@@ -498,6 +498,7 @@ bool AInventory::SpecialDropAction (AActor *dropper)
 bool AInventory::ShouldRespawn ()
 {
 	if ((ItemFlags & IF_BIGPOWERUP) && !(dmflags & DF_RESPAWN_SUPER)) return false;
+	if (ItemFlags & IF_NEVERRESPAWN) return false;
 	return !!(dmflags & DF_ITEMS_RESPAWN);
 }
 
diff --git a/src/g_shared/a_pickups.h b/src/g_shared/a_pickups.h
index beaa658724..2358fbe10c 100644
--- a/src/g_shared/a_pickups.h
+++ b/src/g_shared/a_pickups.h
@@ -132,6 +132,7 @@ enum
 	IF_NOATTENPICKUPSOUND = 1<<17,	// Play pickup sound with ATTN_NONE
 	IF_PERSISTENTPOWER	= 1<<18,	// Powerup is kept when travelling between levels
 	IF_RESTRICTABSOLUTELY = 1<<19,	// RestrictedTo and ForbiddenTo do not allow pickup in any form by other classes
+	IF_NEVERRESPAWN		= 1<<20,	// Never, ever respawns
 };
 
 
diff --git a/src/thingdef/thingdef_data.cpp b/src/thingdef/thingdef_data.cpp
index 573970db3c..bc75c21054 100644
--- a/src/thingdef/thingdef_data.cpp
+++ b/src/thingdef/thingdef_data.cpp
@@ -298,6 +298,7 @@ static FFlagDef InventoryFlags[] =
 	DEFINE_FLAG(IF, NOATTENPICKUPSOUND, AInventory, ItemFlags),
 	DEFINE_FLAG(IF, PERSISTENTPOWER, AInventory, ItemFlags),
 	DEFINE_FLAG(IF, RESTRICTABSOLUTELY, AInventory, ItemFlags),
+	DEFINE_FLAG(IF, NEVERRESPAWN, AInventory, ItemFlags),
 
 	DEFINE_DEPRECATED_FLAG(PICKUPFLASH),
 	DEFINE_DEPRECATED_FLAG(INTERHUBSTRIP),