diff --git a/src/p_map.c b/src/p_map.c
index 7b5426605..6a555953e 100644
--- a/src/p_map.c
+++ b/src/p_map.c
@@ -1323,7 +1323,7 @@ boolean P_CheckPosition(mobj_t *thing, fixed_t x, fixed_t y)
 				continue;
 			}
 
-			if (thing->player && (P_CheckSolidLava(thing, rover, newsubsec->sector) || P_CanRunOnWater(thing->player, rover)))
+			if (thing->player && (P_CheckSolidLava(thing, rover) || P_CanRunOnWater(thing->player, rover)))
 				;
 			else if (thing->type == MT_SKIM && (rover->flags & FF_SWIMMABLE))
 				;
diff --git a/src/p_maputl.c b/src/p_maputl.c
index 3aa9a994f..fea8530a1 100644
--- a/src/p_maputl.c
+++ b/src/p_maputl.c
@@ -646,7 +646,7 @@ void P_LineOpening(line_t *linedef, mobj_t *mobj)
 				if (!(rover->flags & FF_EXISTS))
 					continue;
 
-				if (mobj->player && (P_CheckSolidLava(mobj, rover, front) || P_CanRunOnWater(mobj->player, rover)))
+				if (mobj->player && (P_CheckSolidLava(mobj, rover) || P_CanRunOnWater(mobj->player, rover)))
 					;
 				else if (!((rover->flags & FF_BLOCKPLAYER && mobj->player)
 					|| (rover->flags & FF_BLOCKOTHERS && !mobj->player)))
@@ -690,7 +690,7 @@ void P_LineOpening(line_t *linedef, mobj_t *mobj)
 				if (!(rover->flags & FF_EXISTS))
 					continue;
 
-				if (mobj->player && (P_CheckSolidLava(mobj, rover, back) || P_CanRunOnWater(mobj->player, rover)))
+				if (mobj->player && (P_CheckSolidLava(mobj, rover) || P_CanRunOnWater(mobj->player, rover)))
 					;
 				else if (!((rover->flags & FF_BLOCKPLAYER && mobj->player)
 					|| (rover->flags & FF_BLOCKOTHERS && !mobj->player)))
diff --git a/src/p_user.c b/src/p_user.c
index 621122e2e..56ecdf804 100644
--- a/src/p_user.c
+++ b/src/p_user.c
@@ -2951,7 +2951,7 @@ static void P_DoTeeter(player_t *player)
 				bottomheight = *rover->bottomheight;
 #endif
 
-				if (P_CheckSolidLava(player->mo, rover, sec))
+				if (P_CheckSolidLava(player->mo, rover))
 					;
 				else if (!(rover->flags & FF_BLOCKPLAYER || rover->flags & FF_QUICKSAND))
 					continue; // intangible 3d floor