diff --git a/color/space/srgb2lch.glsl b/color/space/srgb2lch.glsl
index 8993b7da..b82d4c91 100644
--- a/color/space/srgb2lch.glsl
+++ b/color/space/srgb2lch.glsl
@@ -10,5 +10,5 @@ use: <vec3|vec4> srgb2lch(<vec3|vec4> rgb)
 #ifndef FNC_SRGB2LCH
 #define FNC_SRGB2LCH
 vec3 srgb2lch(const in vec3 srgb) { return rgb2lch(srgb2rgb(srgb));}
-vec4 srgb2lch(const in vec4 srgb) { return vec4(srgb2lch(srgb.rgb),rgb.a); }
+vec4 srgb2lch(const in vec4 srgb) { return vec4(srgb2lch(srgb.rgb),srgb.a); }
 #endif
diff --git a/color/space/srgb2lch.hlsl b/color/space/srgb2lch.hlsl
index 1120ddb5..d9163994 100644
--- a/color/space/srgb2lch.hlsl
+++ b/color/space/srgb2lch.hlsl
@@ -10,5 +10,5 @@ use: <float3|float4> srgb2lch(<float3|float4> rgb)
 #ifndef FNC_SRGB2LCH
 #define FNC_SRGB2LCH
 float3 srgb2lch(const in float3 srgb) { return rgb2lch(srgb2rgb(srgb));}
-float4 srgb2lch(const in float4 srgb) { return float4(srgb2lch(srgb.rgb),rgb.a); }
+float4 srgb2lch(const in float4 srgb) { return float4(srgb2lch(srgb.rgb),srgb.a); }
 #endif