diff --git a/src/p_mobj.cpp b/src/p_mobj.cpp
index ab69bbb19..d3298f81e 100644
--- a/src/p_mobj.cpp
+++ b/src/p_mobj.cpp
@@ -3395,6 +3395,14 @@ void AActor::CheckSectorTransition(sector_t *oldsec)
 			}
 			Sector->SecActTarget->TriggerAction(this, act);
 		}
+		if (z == floorz)
+		{
+			P_CheckFor3DFloorHit(this);
+		}
+		if (z + height == ceilingz)
+		{
+			P_CheckFor3DCeilingHit(this);
+		}
 	}
 }