diff --git a/libs/vecr/include/psemek/vecr/colorizer.hpp b/libs/vecr/include/psemek/vecr/colorizer.hpp
index c3533b00..94d4991e 100644
--- a/libs/vecr/include/psemek/vecr/colorizer.hpp
+++ b/libs/vecr/include/psemek/vecr/colorizer.hpp
@@ -50,9 +50,16 @@ namespace psemek::vecr
 		template <typename Colorizer>
 		any_colorizer & operator = (Colorizer && colorizer)
 		{
-			colorizer_ = [colorizer = std::forward<Colorizer>(colorizer)](math::point<float, 2> const & p, sdf_sample const & sample){
-				return colorize(colorizer, p, sample);
-			};
+			if constexpr (std::is_invocable_v<Colorizer, math::point<float, 2> const &, sdf_sample const &>)
+			{
+				colorizer_ = std::move(colorizer);
+			}
+			else
+			{
+				colorizer_ = [colorizer = std::forward<Colorizer>(colorizer)](math::point<float, 2> const & p, sdf_sample const & sample){
+					return colorize(colorizer, p, sample);
+				};
+			}
 			return *this;
 		}