diff --git a/.changeset/autocomplete-model-switch-back.md b/.changeset/autocomplete-model-switch-back.md
new file mode 100644
index 0000000000..19a09ec103
--- /dev/null
+++ b/.changeset/autocomplete-model-switch-back.md
@@ -0,0 +1,5 @@
+---
+"kilo-code": patch
+---
+
+Fix switching autocomplete model back to Codestral not persisting.
diff --git a/packages/kilo-vscode/package.json b/packages/kilo-vscode/package.json
index d888ec0d1a..4135299ebd 100644
--- a/packages/kilo-vscode/package.json
+++ b/packages/kilo-vscode/package.json
@@ -751,7 +751,6 @@
         },
         "kilo-code.new.autocomplete.model": {
           "type": "string",
-          "default": "mistralai/codestral-2508",
           "enum": [
             "mistralai/codestral-2508",
             "inception/mercury-edit"
diff --git a/packages/kilo-vscode/tests/unit/autocomplete-models-sync.test.ts b/packages/kilo-vscode/tests/unit/autocomplete-models-sync.test.ts
index fe97bb1fc9..e7dc565783 100644
--- a/packages/kilo-vscode/tests/unit/autocomplete-models-sync.test.ts
+++ b/packages/kilo-vscode/tests/unit/autocomplete-models-sync.test.ts
@@ -1,7 +1,7 @@
 import { describe, it, expect } from "bun:test"
 import { readFileSync } from "node:fs"
 import { join } from "node:path"
-import { AUTOCOMPLETE_MODELS, DEFAULT_AUTOCOMPLETE_MODEL } from "../../src/shared/autocomplete-models"
+import { AUTOCOMPLETE_MODELS } from "../../src/shared/autocomplete-models"
 
 describe("autocomplete model enum ↔ AUTOCOMPLETE_MODELS sync", () => {
   const pkg = JSON.parse(readFileSync(join(__dirname, "../../package.json"), "utf8"))
@@ -16,7 +16,7 @@ describe("autocomplete model enum ↔ AUTOCOMPLETE_MODELS sync", () => {
     expect(prop.enumDescriptions).toHaveLength(AUTOCOMPLETE_MODELS.length)
   })
 
-  it("package.json default matches DEFAULT_AUTOCOMPLETE_MODEL", () => {
-    expect(prop.default).toBe(DEFAULT_AUTOCOMPLETE_MODEL.id)
+  it("package.json does not declare a default (VS Code strips user overrides that equal the schema default)", () => {
+    expect(prop.default).toBeUndefined()
   })
 })