diff --git a/packages/opencode/src/cli/upgrade.ts b/packages/opencode/src/cli/upgrade.ts
index 2d46ae39fa2..87577e298b6 100644
--- a/packages/opencode/src/cli/upgrade.ts
+++ b/packages/opencode/src/cli/upgrade.ts
@@ -4,7 +4,7 @@ import { Flag } from "@/flag/flag"
 import { Installation } from "@/installation"
 
 export async function upgrade() {
-  const config = await Config.global()
+  const config = await Config.get()
   const method = await Installation.method()
   const latest = await Installation.latest(method).catch(() => {})
   if (!latest) return
diff --git a/packages/opencode/test/config/config.test.ts b/packages/opencode/test/config/config.test.ts
index 86cadca5d81..692105d50fe 100644
--- a/packages/opencode/test/config/config.test.ts
+++ b/packages/opencode/test/config/config.test.ts
@@ -1311,6 +1311,57 @@ describe("getPluginName", () => {
   })
 })
 
+test("project config can override autoupdate setting", async () => {
+  await using tmp = await tmpdir({
+    init: async (dir) => {
+      // base config has autoupdate enabled
+      await Bun.write(
+        path.join(dir, "opencode.jsonc"),
+        JSON.stringify({
+          $schema: "https://opencode.ai/config.json",
+          autoupdate: true,
+        }),
+      )
+      // project config disables autoupdate
+      await Bun.write(
+        path.join(dir, "opencode.json"),
+        JSON.stringify({
+          $schema: "https://opencode.ai/config.json",
+          autoupdate: false,
+        }),
+      )
+    },
+  })
+  await Instance.provide({
+    directory: tmp.path,
+    fn: async () => {
+      const config = await Config.get()
+      expect(config.autoupdate).toBe(false)
+    },
+  })
+})
+
+test("project config can set autoupdate to notify", async () => {
+  await using tmp = await tmpdir({
+    init: async (dir) => {
+      await Bun.write(
+        path.join(dir, "opencode.json"),
+        JSON.stringify({
+          $schema: "https://opencode.ai/config.json",
+          autoupdate: "notify",
+        }),
+      )
+    },
+  })
+  await Instance.provide({
+    directory: tmp.path,
+    fn: async () => {
+      const config = await Config.get()
+      expect(config.autoupdate).toBe("notify")
+    },
+  })
+})
+
 describe("deduplicatePlugins", () => {
   test("removes duplicates keeping higher priority (later entries)", () => {
     const plugins = ["global-plugin@1.0.0", "shared-plugin@1.0.0", "local-plugin@2.0.0", "shared-plugin@2.0.0"]