diff --git a/lib/core/custom-theme/theme/custom-palette-creator.scss b/lib/core/custom-theme/theme/custom-palette-creator.scss
index 54730f2fca..b86bfe8f78 100644
--- a/lib/core/custom-theme/theme/custom-palette-creator.scss
+++ b/lib/core/custom-theme/theme/custom-palette-creator.scss
@@ -5,7 +5,7 @@
 @function multiply($fore, $back) {
     $red: math.div(color.red($back) * color.red($fore), 255);
     $green: math.div(color.green($back) * color.green($fore), 255);
-    $blue: math.div(color.blue($back) * color.blue($fore), 255)
+    $blue: math.div(color.blue($back) * color.blue($fore), 255);
 
     @return rgb($red, $green, $blue);
 }