diff --git a/packages/logos-docusaurus-theme/src/client/theme/Root.tsx b/packages/logos-docusaurus-theme/src/client/theme/Root.tsx
index beec17b..9a46743 100644
--- a/packages/logos-docusaurus-theme/src/client/theme/Root.tsx
+++ b/packages/logos-docusaurus-theme/src/client/theme/Root.tsx
@@ -36,7 +36,7 @@ const useTheme = () => {
 const useThemeCssVars = (theme: Theme, light: boolean = false) =>
   useMemo(
     () => css`
-      [data-theme='${light ? 'light' : 'dark'}'] {
+      [data-theme=${light ? 'light' : 'dark'}] {
         ${theme.cssVars}
       }
     `,