diff --git a/src/p_map.cpp b/src/p_map.cpp
index 7fd0ece38a..1aacff9820 100644
--- a/src/p_map.cpp
+++ b/src/p_map.cpp
@@ -430,6 +430,12 @@ bool P_TeleportMove(AActor *thing, fixed_t x, fixed_t y, fixed_t z, bool telefra
 		if (abs(th->X() - tmf.x) >= blockdist || abs(th->Y() - tmf.y) >= blockdist)
 			continue;
 
+		if ((th->flags2 | tmf.thing->flags2) & MF2_THRUACTORS)
+			continue;
+
+		if (tmf.thing->flags6 & MF6_THRUSPECIES && tmf.thing->GetSpecies() == th->GetSpecies())
+			continue;
+
 		// [RH] Z-Check
 		// But not if not MF2_PASSMOBJ or MF3_DONTOVERLAP are set!
 		// Otherwise those things would get stuck inside each other.