diff --git a/packages/mdx/src/config/cached.ts b/packages/mdx/src/config/cached.ts
index 352bab796..5fb25caf2 100644
--- a/packages/mdx/src/config/cached.ts
+++ b/packages/mdx/src/config/cached.ts
@@ -27,7 +27,7 @@ export async function loadConfigCached(
  * Generate hash based on the content of config
  */
 export async function getConfigHash(configPath: string): Promise<string> {
-  const hash = createHash('sha256');
+  const hash = createHash('md5');
   const rs = fs.createReadStream(configPath);
 
   for await (const chunk of rs) {
diff --git a/packages/mdx/src/loader-mdx.ts b/packages/mdx/src/loader-mdx.ts
index 05662f378..70fca2cff 100644
--- a/packages/mdx/src/loader-mdx.ts
+++ b/packages/mdx/src/loader-mdx.ts
@@ -60,7 +60,7 @@ export default async function loader(
   const { _ctx } = this.getOptions();
   const matter = grayMatter(source);
 
-  // notice that `resourceQuery` can be missing (e.g. on Turbopack)
+  // notice that `resourceQuery` can be missing (e.g. `page.mdx`)
   const {
     hash: configHash = await getConfigHash(_ctx.configPath),
     collection: collectionId,