diff --git a/src/Theme/_variables.scss b/src/Theme/_variables.scss
index 6f43547..fa5b9c2 100644
--- a/src/Theme/_variables.scss
+++ b/src/Theme/_variables.scss
@@ -1 +1 @@
-$tagline-font-size: $small-font-size / 2;
+$tagline-font-size: calc($small-font-size / 2);