diff --git a/resources/shaders/ps_box_shadow.fs.glsl b/resources/shaders/ps_box_shadow.fs.glsl
index 3f7d15514c3..9c485cba9fe 100644
--- a/resources/shaders/ps_box_shadow.fs.glsl
+++ b/resources/shaders/ps_box_shadow.fs.glsl
@@ -147,5 +147,5 @@ void main(void) {
     float value = color(pos, p0Rect, p1Rect, radii, sigma);
 
     value = max(value, 0.0);
-    oFragColor = vec4(vColor.rgb, vInverted == 1.0 ? 1.0 - value : value);
+    oFragColor = vColor * vec4(1.0, 1.0, 1.0, vInverted == 1.0 ? 1.0 - value : value);
 }