diff --git a/src/actor.h b/src/actor.h
index d767c6cb2..2ed004740 100644
--- a/src/actor.h
+++ b/src/actor.h
@@ -468,6 +468,7 @@ enum ActorBounceFlag
 	BOUNCE_MBF = 1<<12,			// This in itself is not a valid mode, but replaces MBF's MF_BOUNCE flag.
 	BOUNCE_AutoOffFloorOnly = 1<<13,		// like BOUNCE_AutoOff, but only on floors
 	BOUNCE_UseBounceState = 1<<14,	// Use Bounce[.*] states
+	BOUNCE_NotOnShootables = 1<<15,	// do not bounce off shootable actors if we are a projectile. Explode instead.
 
 	BOUNCE_TypeMask = BOUNCE_Walls | BOUNCE_Floors | BOUNCE_Ceilings | BOUNCE_Actors | BOUNCE_AutoOff | BOUNCE_HereticType | BOUNCE_MBF,
 
diff --git a/src/p_map.cpp b/src/p_map.cpp
index 58aaefc17..9b3a257ec 100644
--- a/src/p_map.cpp
+++ b/src/p_map.cpp
@@ -3537,6 +3537,11 @@ bool P_BounceActor(AActor *mo, AActor *BlockingMobj, bool ontop)
 		if ((mo->flags & MF_MISSILE) && (mo->flags2 & MF2_RIP) && BlockingMobj->flags & MF_SHOOTABLE)
 			return true;
 
+		if (BlockingMobj->flags & MF_SHOOTABLE && mo->BounceFlags & BOUNCE_NotOnShootables)
+		{
+			mo->bouncecount = 1;	// let it explode now.
+		}
+
 		if (mo->bouncecount>0 && --mo->bouncecount == 0)
 		{
 			if (mo->flags & MF_MISSILE)
diff --git a/src/scripting/thingdef_data.cpp b/src/scripting/thingdef_data.cpp
index 656b75402..265dc079b 100644
--- a/src/scripting/thingdef_data.cpp
+++ b/src/scripting/thingdef_data.cpp
@@ -356,6 +356,7 @@ static FFlagDef ActorFlagDefs[]=
 	DEFINE_FLAG2(BOUNCE_MBF, MBFBOUNCER, AActor, BounceFlags),
 	DEFINE_FLAG2(BOUNCE_AutoOffFloorOnly, BOUNCEAUTOOFFFLOORONLY, AActor, BounceFlags),
 	DEFINE_FLAG2(BOUNCE_UseBounceState, USEBOUNCESTATE, AActor, BounceFlags),
+	DEFINE_FLAG2(BOUNCE_NotOnShootables, DONTBOUNCEONSHOOTABLES, AActor, BounceFlags),
 };
 
 // These won't be accessible through bitfield variables