diff --git a/packages/edit-site/src/components/global-styles/font-library-modal/index.js b/packages/edit-site/src/components/global-styles/font-library-modal/index.js
index c8db3722e73d18..65a284560687cc 100644
--- a/packages/edit-site/src/components/global-styles/font-library-modal/index.js
+++ b/packages/edit-site/src/components/global-styles/font-library-modal/index.js
@@ -82,7 +82,7 @@ function FontLibraryModal( {
 							<Tabs.TabPanel
 								key={ id }
 								tabId={ id }
-								focusable="false"
+								focusable={ false }
 							>
 								{ contents }
 							</Tabs.TabPanel>