diff --git a/examples/lowpass.gdshader b/examples/lowpass.gdshader
index d2d82c5..2e235c8 100644
--- a/examples/lowpass.gdshader
+++ b/examples/lowpass.gdshader
@@ -3,13 +3,11 @@ shader_type canvas_item;
 //!load ./swamp.jpg
 
 // Settings
-const float threshold = 0.5;
+const float threshold = 0.6;
 //
 
 void fragment() {
 	vec4 tex = texture(TEXTURE , UV);
-	COLOR.r = min(tex.r, threshold);
-	COLOR.g = min(tex.g, threshold);
-	COLOR.b = min(tex.b, threshold);
+	COLOR.rgb = min(tex.rgb, vec3(threshold));
 	COLOR.a = tex.a;
 }