diff --git a/src/content/docs/internals/language-support.mdx b/src/content/docs/internals/language-support.mdx
index cc5170894..9d6b3162a 100644
--- a/src/content/docs/internals/language-support.mdx
+++ b/src/content/docs/internals/language-support.mdx
@@ -56,7 +56,7 @@ This feature is still experimental and disabled by default. To enable this featu
 
 ## TypeScript support
 
-Biome supports TypeScript version 5.6.
+Biome supports TypeScript version 5.9.
 
 ## JSONC support