diff --git a/.changeset/silver-geckos-hunt.md b/.changeset/silver-geckos-hunt.md
new file mode 100644
index 0000000000..de2bec479f
--- /dev/null
+++ b/.changeset/silver-geckos-hunt.md
@@ -0,0 +1,6 @@
+---
+"@pnpm/node.resolver": patch
+"pnpm": patch
+---
+
+Don't add an extra slash to the Node.js mirror URL [#10204](https://github.com/pnpm/pnpm/pull/10204).
diff --git a/env/node.resolver/src/index.ts b/env/node.resolver/src/index.ts
index b86ac5bdc0..d05d15220c 100644
--- a/env/node.resolver/src/index.ts
+++ b/env/node.resolver/src/index.ts
@@ -59,7 +59,7 @@ export async function resolveNodeRuntime (
 }
 
 async function readNodeAssets (fetch: FetchFromRegistry, nodeMirrorBaseUrl: string, version: string): Promise<PlatformAssetResolution[]> {
-  const integritiesFileUrl = `${nodeMirrorBaseUrl}/v${version}/SHASUMS256.txt`
+  const integritiesFileUrl = `${nodeMirrorBaseUrl}v${version}/SHASUMS256.txt`
   const shasumsFileItems = await fetchShasumsFile(fetch, integritiesFileUrl)
   const escaped = version.replace(/\\/g, '\\\\').replace(/\./g, '\\.')
   const pattern = new RegExp(`^node-v${escaped}-([^-.]+)-([^.]+)\\.(?:tar\\.gz|zip)$`)