From 074d330cc77fe59a8b143e6e33e6eff452228584 Mon Sep 17 00:00:00 2001
From: huangzhimou <huangzhimou@example.com>
Date: Wed, 22 Apr 2026 11:17:17 +0800
Subject: [PATCH] fix(filesystem): fix move_file outputSchema to return array
 (#3093)

---
 .changeset/fix-move-file-output-schema.md | 5 +++++
 src/filesystem/index.ts                   | 4 ++--
 2 files changed, 7 insertions(+), 2 deletions(-)
 create mode 100644 .changeset/fix-move-file-output-schema.md

diff --git a/.changeset/fix-move-file-output-schema.md b/.changeset/fix-move-file-output-schema.md
new file mode 100644
index 0000000000..cdb957cc6a
--- /dev/null
+++ b/.changeset/fix-move-file-output-schema.md
@@ -0,0 +1,5 @@
+---
+"@modelcontextprotocol/server-filesystem": patch
+---
+
+Fix move_file outputSchema to return array of content objects instead of string. Closes #3093
diff --git a/src/filesystem/index.ts b/src/filesystem/index.ts
index 7b67e63e58..1aab466f46 100644
--- a/src/filesystem/index.ts
+++ b/src/filesystem/index.ts
@@ -607,7 +607,7 @@ server.registerTool(
       source: z.string(),
       destination: z.string()
     },
-    outputSchema: { content: z.string() },
+    outputSchema: { content: z.array(z.object({ type: z.enum(["text"]), text: z.string() })) },
     annotations: { readOnlyHint: false, idempotentHint: false, destructiveHint: true }
   },
   async (args: z.infer<typeof MoveFileArgsSchema>) => {
@@ -618,7 +618,7 @@ server.registerTool(
     const contentBlock = { type: "text" as const, text };
     return {
       content: [contentBlock],
-      structuredContent: { content: text }
+      structuredContent: { content: [contentBlock] }
     };
   }
 );