diff --git a/src/p_mobj.c b/src/p_mobj.c
index 3f58e6c5a..ea20da99e 100644
--- a/src/p_mobj.c
+++ b/src/p_mobj.c
@@ -3773,7 +3773,7 @@ void P_CalculatePrecipFloor(precipmobj_t *mobj)
 
 	mobj->precipflags &= ~PCF_INVISIBLE;
 	mobj->floorz = P_GetSectorFloorZAt(mobjsecsubsec, mobj->x, mobj->y);
-	mobj->ceilingz = P_GetSectorFloorZAt(mobjsecsubsec, mobj->x, mobj->y);
+	mobj->ceilingz = P_GetSectorCeilingZAt(mobjsecsubsec, mobj->x, mobj->y);
 
 	if (mobjsecsubsec->ffloors)
 	{