diff --git a/src/utils/theme.ts b/src/utils/theme.ts
index ed1eb290..de6da970 100644
--- a/src/utils/theme.ts
+++ b/src/utils/theme.ts
@@ -88,7 +88,7 @@ export const themeVariables = css`
   /* Icon */
   --icon-border-radius: var(--mush-icon-border-radius, 50%);
   --icon-size: var(--mush-icon-size, 36px);
-  --icon-symbol-size: var(--mush-icon-symbol-size, 0.6112em);
+  --icon-symbol-size: var(--mush-icon-symbol-size, 0.6em);
 `;
 
 export const themeColorCss = css`