diff --git a/frontend/resources/styles/common/dependencies/fonts.scss b/frontend/resources/styles/common/dependencies/fonts.scss
index b3eb70ddf..7882eb7d3 100644
--- a/frontend/resources/styles/common/dependencies/fonts.scss
+++ b/frontend/resources/styles/common/dependencies/fonts.scss
@@ -37,18 +37,18 @@ $_latin-unicode-list: "U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+
 @include font-face-variable("vazirmatn", "Vazirmatn-VariableFont", $_arabic-unicode-list);
 
 // Source Sans Pro
-@include font-face("sourcesanspro", "sourcesanspro-extralight", "200");
-@include font-face("sourcesanspro", "sourcesanspro-extralightitalic", "200", italic);
-@include font-face("sourcesanspro", "sourcesanspro-light", "300");
-@include font-face("sourcesanspro", "sourcesanspro-lightitalic", "300", italic);
-@include font-face("sourcesanspro", "sourcesanspro-regular", normal);
-@include font-face("sourcesanspro", "sourcesanspro-italic", normal, italic);
-@include font-face("sourcesanspro", "sourcesanspro-semibold", "600");
-@include font-face("sourcesanspro", "sourcesanspro-semibolditalic", "600", italic);
-@include font-face("sourcesanspro", "sourcesanspro-bold", bold);
-@include font-face("sourcesanspro", "sourcesanspro-bolditalic", bold, italic);
-@include font-face("sourcesanspro", "sourcesanspro-black", "900");
-@include font-face("sourcesanspro", "sourcesanspro-blackitalic", "900", italic);
+@include font-face("sourcesanspro", "sourcesanspro-extralight", null, "200");
+@include font-face("sourcesanspro", "sourcesanspro-extralightitalic", null, "200", italic);
+@include font-face("sourcesanspro", "sourcesanspro-light", null, "300");
+@include font-face("sourcesanspro", "sourcesanspro-lightitalic", null, "300", italic);
+@include font-face("sourcesanspro", "sourcesanspro-regular", null, normal);
+@include font-face("sourcesanspro", "sourcesanspro-italic", null, normal, italic);
+@include font-face("sourcesanspro", "sourcesanspro-semibold", null, "600");
+@include font-face("sourcesanspro", "sourcesanspro-semibolditalic", null, "600", italic);
+@include font-face("sourcesanspro", "sourcesanspro-bold", null, bold);
+@include font-face("sourcesanspro", "sourcesanspro-bolditalic", null, bold, italic);
+@include font-face("sourcesanspro", "sourcesanspro-black", null, "900");
+@include font-face("sourcesanspro", "sourcesanspro-blackitalic", null, "900", italic);
 
 // Roboto mono
 @include font-face("robotomono", "RobotoMono-Regular", $_latin-unicode-list, normal);