diff --git a/zone/water_map_v2.cpp b/zone/water_map_v2.cpp
index 6f5977d79..9a8eb9564 100644
--- a/zone/water_map_v2.cpp
+++ b/zone/water_map_v2.cpp
@@ -29,8 +29,7 @@ bool WaterMapV2::InLava(const xyz_location& location) const {
 	return ReturnRegionType(location) == RegionTypeLava;
 }
 
-bool WaterMapV2::InLiquid(float y, float x, float z) const {
-    auto location = xyz_location(x, y, z);
+bool WaterMapV2::InLiquid(const xyz_location& location) const {
 	return InWater(location) || InLava(location);
 }
 
diff --git a/zone/water_map_v2.h b/zone/water_map_v2.h
index 02e549cc7..a0adccc48 100644
--- a/zone/water_map_v2.h
+++ b/zone/water_map_v2.h
@@ -16,7 +16,7 @@ public:
 	virtual bool InWater(const xyz_location& location) const;
 	virtual bool InVWater(const xyz_location& location) const;
 	virtual bool InLava(const xyz_location& location) const;
-	virtual bool InLiquid(float y, float x, float z) const;
+	virtual bool InLiquid(const xyz_location& location) const;
 
 protected:
 	virtual bool Load(FILE *fp);