diff --git a/src/routes/_library/$libraryId/$version.docs.framework.$framework.$.tsx b/src/routes/_library/$libraryId/$version.docs.framework.$framework.$.tsx
index 6dac1c1df..70bce606a 100644
--- a/src/routes/_library/$libraryId/$version.docs.framework.$framework.$.tsx
+++ b/src/routes/_library/$libraryId/$version.docs.framework.$framework.$.tsx
@@ -1,4 +1,5 @@
 import {
+  notFound,
   redirect,
   useLocation,
   useMatch,
@@ -12,7 +13,7 @@ import {
   buildDocsRedirectHref,
   loadDocsRoute,
 } from '~/utils/docs'
-import { getBranch, getLibrary } from '~/libraries'
+import { findLibrary, getBranch, getLibrary } from '~/libraries'
 import { capitalize } from '~/utils/utils'
 import { DocContainer } from '~/components/DocContainer'
 import { getDocsCacheHeaders } from '~/utils/docs-cache-headers'
@@ -86,7 +87,12 @@ export const Route = createFileRoute(
   },
   head: (ctx) => {
     const { libraryId, version, framework, _splat: docsPath } = ctx.params
-    const library = getLibrary(libraryId)
+    const library = findLibrary(libraryId)
+
+    if (!library) {
+      throw notFound()
+    }
+
     const tail = `${library.name} ${capitalize(framework)} Docs`
 
     const canonicalHref = canonicalUrl(