diff --git a/src/celmath/mathlib.h b/src/celmath/mathlib.h
index a2766b4b7e..9d3b99ff79 100644
--- a/src/celmath/mathlib.h
+++ b/src/celmath/mathlib.h
@@ -60,7 +60,7 @@ template<typename T> constexpr T lerp(T t, T a, T b)
     return a + t * (b - a);
 }
 #else
-using lerp = std::lerp;
+using ::std::lerp;
 #endif
 
 template<typename T> inline constexpr T degToRad(T d)