diff --git a/wadsrc/static/shaders/glsl/fuzz_noise.fp b/wadsrc/static/shaders/glsl/fuzz_noise.fp
index 9f5da5f25c..b11f1800c2 100644
--- a/wadsrc/static/shaders/glsl/fuzz_noise.fp
+++ b/wadsrc/static/shaders/glsl/fuzz_noise.fp
@@ -6,8 +6,8 @@ vec4 ProcessTexel()
 	vec2 texCoord = vTexCoord.st;
 	vec4 basicColor = getTexel(texCoord);
 
-	texCoord.x = float( int(texCoord.x * 128.0) ) / 128.0;
-	texCoord.y = float( int(texCoord.y * 128.0) ) / 128.0;
+	texCoord.x = float( int(texCoord.x * texSize.x) ) / texSize.x;
+	texCoord.y = float( int(texCoord.y * texSize.y) ) / texSize.y;
 
 	float texX = sin(mod(texCoord.x * 100.0 + timer*5.0, 3.489)) + texCoord.x / 4.0;
 	float texY = cos(mod(texCoord.y * 100.0 + timer*5.0, 3.489)) + texCoord.y / 4.0;
diff --git a/wadsrc/static/shaders/glsl/fuzz_standard.fp b/wadsrc/static/shaders/glsl/fuzz_standard.fp
index fd87eaa468..02624073ea 100644
--- a/wadsrc/static/shaders/glsl/fuzz_standard.fp
+++ b/wadsrc/static/shaders/glsl/fuzz_standard.fp
@@ -6,8 +6,8 @@ vec4 ProcessTexel()
 	vec2 texCoord = vTexCoord.st;
 	vec4 basicColor = getTexel(texCoord);
 
-	texCoord.x = float( int(texCoord.x * 128.0) ) / 128.0;
-	texCoord.y = float( int(texCoord.y * 128.0) ) / 128.0;
+	texCoord.x = float( int(texCoord.x * texSize.x) ) / texSize.x;
+	texCoord.y = float( int(texCoord.y * texSize.y) ) / texSize.y;
 
 	float texX = texCoord.x / 3.0 + 0.66;
 	float texY = 0.34 - texCoord.y / 3.0;