diff --git a/project/frag7.glsl b/project/frag7.glsl
index 399ce17..5f43caf 100644
--- a/project/frag7.glsl
+++ b/project/frag7.glsl
@@ -10,6 +10,6 @@ out vec4 fragColor;
 uniform sampler2D iTex0;
 
 void main() {
-    vec3 c = gauss(iTex0, vUV, 2).xyz;
+    vec3 c = gauss(iTex0, vUV, 2, 2 / max(iResolution.x, iResolution.y)).xyz;
     fragColor = vec4(c, 1);
 }