diff --git a/kitty/linear2srgb.glsl b/kitty/linear2srgb.glsl
index 637632d55..63e2fe5c0 100644
--- a/kitty/linear2srgb.glsl
+++ b/kitty/linear2srgb.glsl
@@ -14,8 +14,10 @@ float linear2srgb(float x) {
     return mix(lower, upper, step(0.0031308f, x));
 }
 
-vec3 linear2srgb(vec3 c) {
-    return vec3(linear2srgb(c.r), linear2srgb(c.g), linear2srgb(c.b));
+vec3 linear2srgb(vec3 x) {
+    vec3 lower = 12.92 * x;
+    vec3 upper = 1.055 * pow(x, vec3(1.0f / 2.4f)) - 0.055f;
+    return mix(lower, upper, step(0.0031308f, x));
 }
 
 vec3 srgb2linear(vec3 c) {