diff --git a/effects/shaders/swirl.frag b/effects/shaders/swirl.frag
index e820e3394..00411f61f 100644
--- a/effects/shaders/swirl.frag
+++ b/effects/shaders/swirl.frag
@@ -26,6 +26,5 @@ void main(void) {
 		tc = vec2(dot(tc, vec2(c, -s)), dot(tc, vec2(s, c)));
 	}
 	tc += center;
-	vec3 color = texture2D(myTexture, tc / resolution).rgb;
-	gl_FragColor = vec4(color, 1.0);
+	gl_FragColor = texture2D(myTexture, tc / resolution);
 }
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