diff --git a/.github/workflows/jsr.yml b/.github/workflows/jsr.yml
index 2de3f3a..be42ca4 100644
--- a/.github/workflows/jsr.yml
+++ b/.github/workflows/jsr.yml
@@ -1,7 +1,7 @@
 name: jsr
 
 env:
-  DENO_VERSION: 1.x
+  DENO_VERSION: 2.x
 
 on:
   push:
@@ -19,9 +19,9 @@ jobs:
       - uses: actions/checkout@v4
         with:
           fetch-depth: 0
-      - uses: denoland/setup-deno@v1
+      - uses: denoland/setup-deno@v2
         with:
           deno-version: ${{ env.DENO_VERSION }}
       - name: Publish
         run: |
-          deno run -A jsr:@david/publish-on-tag@0.1.3
+          deno run -A jsr:@david/publish-on-tag@0.2.0
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 8eca590..063cb34 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -37,7 +37,7 @@ jobs:
         runner:
           - ubuntu-latest
         deno_version:
-          - "1.x"
+          - "2.x"
     runs-on: ${{ matrix.runner }}
     steps:
       - run: git config --global core.autocrlf false
@@ -45,7 +45,7 @@ jobs:
 
       - uses: actions/checkout@v4
 
-      - uses: denoland/setup-deno@v1
+      - uses: denoland/setup-deno@v2
         with:
           deno-version: "${{ matrix.deno_version }}"
 
@@ -77,21 +77,23 @@ jobs:
           - macos-latest
           - ubuntu-latest
         deno_version:
-          - "1.45.0"
-          - "1.x"
+          - "~2.3"
+          - "2.x"
         host_version:
-          - vim: "v9.1.0448"
-            nvim: "v0.10.0"
+          - vim: "v9.1.1646"
+            nvim: "v0.11.3"
 
     runs-on: ${{ matrix.runner }}
 
     steps:
-      - run: git config --global core.autocrlf false
+      - run: |
+          git config --global core.autocrlf false
+          git config --global core.eol lf
         if: runner.os == 'Windows'
 
       - uses: actions/checkout@v4
 
-      - uses: denoland/setup-deno@v1
+      - uses: denoland/setup-deno@v2
         with:
           deno-version: ${{ matrix.deno_version }}
 
@@ -133,26 +135,14 @@ jobs:
           deno cache ./mod.ts
 
       - name: Run tests
-        run: deno task test:coverage
+        run: deno task test --coverage=cov
         timeout-minutes: 15
 
       - run: |
-          deno task coverage --lcov > coverage.lcov
+          deno coverage --lcov cov > coverage.lcov
 
       - uses: codecov/codecov-action@v4
         with:
           os: ${{ runner.os }}
           files: ./coverage.lcov
           token: ${{ secrets.CODECOV_TOKEN }}
-
-  jsr-publish:
-    needs: check
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-      - uses: denoland/setup-deno@v1
-        with:
-          deno-version: "1.x"
-      - name: Publish (dry-run)
-        run: |
-          deno publish --dry-run
diff --git a/.github/workflows/update.yml b/.github/workflows/update.yml
deleted file mode 100644
index feb2162..0000000
--- a/.github/workflows/update.yml
+++ /dev/null
@@ -1,19 +0,0 @@
-name: update
-
-on:
-  schedule:
-    - cron: "0 0 * * *"
-  workflow_dispatch:
-
-jobs:
-  update:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-      - uses: hasundue/molt-action@v1
-        with:
-          branch: automation/update-dependencies
-          config: false
-          labels: automation
-          token: ${{ secrets.PA_TOKEN }}
-          source: "**/*.ts"
diff --git a/README.md b/README.md
index 7376171..ea014ee 100644
--- a/README.md
+++ b/README.md
@@ -4,9 +4,9 @@
 [![Test](https://github.com/vim-denops/deno-denops-test/actions/workflows/test.yml/badge.svg)](https://github.com/vim-denops/deno-denops-test/actions/workflows/test.yml)
 [![codecov](https://codecov.io/github/vim-denops/deno-denops-test/branch/main/graph/badge.svg?token=X9O5XB4O1S)](https://codecov.io/github/vim-denops/deno-denops-test)
 
-[![Deno 1.45.0 or above](https://img.shields.io/badge/Deno-Support%201.45.0-yellowgreen.svg?logo=deno)](https://github.com/denoland/deno/tree/v1.45.0)
-[![Vim 9.1.0448 or above](https://img.shields.io/badge/Vim-Support%209.1.0448-yellowgreen.svg?logo=vim)](https://github.com/vim/vim/tree/v9.1.0448)
-[![Neovim 0.10.0 or above](https://img.shields.io/badge/Neovim-Support%200.10.0-yellowgreen.svg?logo=neovim&logoColor=white)](https://github.com/neovim/neovim/tree/v0.10.0)
+[![Deno 2.3.0 or above](https://img.shields.io/badge/Deno-Support%202.3.0-yellowgreen.svg?logo=deno)](https://github.com/denoland/deno/tree/v2.3.0)
+[![Vim 9.1.1646 or above](https://img.shields.io/badge/Vim-Support%209.1.1646-yellowgreen.svg?logo=vim)](https://github.com/vim/vim/tree/v9.1.1646)
+[![Neovim 0.11.3 or above](https://img.shields.io/badge/Neovim-Support%200.11.3-yellowgreen.svg?logo=neovim&logoColor=white)](https://github.com/neovim/neovim/tree/v0.11.3)
 
 A [Deno] module designed for testing [denops.vim]. This module is intended to be
 used in the unit tests of denops plugins.
@@ -125,11 +125,11 @@ jobs:
           - macos-latest
           - ubuntu-latest
         deno_version:
-          - "1.45.0"
-          - "1.x"
+          - "~2.3"
+          - "2.x"
         host_version:
-          - vim: "v9.1.0448"
-            nvim: "v0.10.0"
+          - vim: "v9.1.1646"
+            nvim: "v0.11.3"
 
     runs-on: ${{ matrix.runner }}
 
@@ -139,7 +139,7 @@ jobs:
 
       - uses: actions/checkout@v4
 
-      - uses: denoland/setup-deno@v1
+      - uses: denoland/setup-deno@v2
         with:
           deno-version: ${{ matrix.deno_version }}
 
diff --git a/deno.jsonc b/deno.jsonc
index 47608ec..9908112 100644
--- a/deno.jsonc
+++ b/deno.jsonc
@@ -1,15 +1,11 @@
 {
   "name": "@denops/test",
-  "version": "0.0.0",
   "exports": {
     ".": "./mod.ts",
     "./stub": "./stub.ts",
     "./tester": "./tester.ts",
     "./with": "./with.ts"
   },
-  "exclude": [
-    ".coverage"
-  ],
   "publish": {
     "include": [
       "**/*.ts",
@@ -25,13 +21,16 @@
     "check": "deno check **/*.ts",
     "check:doc": "deno test --doc --no-run",
     "test": "deno test -A --parallel --shuffle",
-    "test:coverage": "deno task test --coverage=.coverage",
-    "coverage": "deno coverage .coverage",
-    "update": "deno run --allow-env --allow-read --allow-write=. --allow-run=git,deno --allow-net=jsr.io,registry.npmjs.org jsr:@molt/cli ./*.ts",
-    "update:commit": "deno task -q update --commit --prefix :package: --pre-commit=fmt,lint",
     "apply:supported-versions": "deno run --allow-env --allow-net --allow-read --allow-write .scripts/apply-supported-versions.ts"
   },
   "imports": {
     "jsr:@denops/test": "./mod.ts"
+  },
+  "lint": {
+    "rules": {
+      "exclude": [
+        "no-import-prefix"
+      ]
+    }
   }
 }
diff --git a/denops.ts b/denops.ts
index 396ecdc..7917e75 100644
--- a/denops.ts
+++ b/denops.ts
@@ -3,7 +3,7 @@ import type {
   Denops,
   Dispatcher,
   Meta,
-} from "jsr:@denops/core@^7.0.0";
+} from "jsr:@denops/core@^8.0.0";
 import type { Client } from "jsr:@lambdalisue/messagepack-rpc@^2.1.1";
 
 export class DenopsImpl implements Denops {
diff --git a/plugin.ts b/plugin.ts
index baaa25f..1b0b465 100644
--- a/plugin.ts
+++ b/plugin.ts
@@ -1,4 +1,4 @@
-import type { Denops } from "jsr:@denops/core@^7.0.0";
+import type { Denops } from "jsr:@denops/core@^8.0.0";
 import { as, assert, ensure, is } from "jsr:@core/unknownutil@^4.0.0";
 import { Client, Session } from "jsr:@lambdalisue/messagepack-rpc@^2.1.1";
 import { errorDeserializer, errorSerializer } from "./error.ts";
diff --git a/stub.ts b/stub.ts
index 0f7bd66..d35b047 100644
--- a/stub.ts
+++ b/stub.ts
@@ -3,7 +3,7 @@ import type {
   Denops,
   Dispatcher,
   Meta,
-} from "jsr:@denops/core@^7.0.0";
+} from "jsr:@denops/core@^8.0.0";
 
 /**
  * Represents a stubber object for `Denops`.
diff --git a/stub_test.ts b/stub_test.ts
index df0829a..84d52f9 100644
--- a/stub_test.ts
+++ b/stub_test.ts
@@ -1,6 +1,6 @@
 import { assertSpyCall, spy } from "jsr:@std/testing@^1.0.0/mock";
 import { assertEquals } from "jsr:@std/assert@^1.0.0";
-import type { Denops } from "jsr:@denops/core@^7.0.0";
+import type { Denops } from "jsr:@denops/core@^8.0.0";
 import { DenopsStub } from "./stub.ts";
 
 Deno.test("`DenopsStub`", async (t) => {
diff --git a/tester.ts b/tester.ts
index aff8f9f..b6e7ee3 100644
--- a/tester.ts
+++ b/tester.ts
@@ -1,5 +1,5 @@
 import { sample } from "jsr:@std/collections@^1.0.5/sample";
-import type { Denops } from "jsr:@denops/core@^7.0.0";
+import type { Denops } from "jsr:@denops/core@^8.0.0";
 import type { RunMode } from "./runner.ts";
 import { withDenops } from "./with.ts";
 
diff --git a/with.ts b/with.ts
index 0cc8672..cb2deba 100644
--- a/with.ts
+++ b/with.ts
@@ -1,7 +1,7 @@
 import { deadline } from "jsr:@std/async@^1.0.0/deadline";
 import { assert, is } from "jsr:@core/unknownutil@^4.0.0";
 import { Client, Session } from "jsr:@lambdalisue/messagepack-rpc@^2.1.1";
-import type { Denops, Meta } from "jsr:@denops/core@^7.0.0";
+import type { Denops, Meta } from "jsr:@denops/core@^8.0.0";
 import { getConfig } from "./conf.ts";
 import { run, type RunMode } from "./runner.ts";
 import { DenopsImpl } from "./denops.ts";
diff --git a/with_test.ts b/with_test.ts
index cc49e68..02f37b1 100644
--- a/with_test.ts
+++ b/with_test.ts
@@ -6,7 +6,7 @@ import {
   assertRejects,
 } from "jsr:@std/assert@^1.0.0";
 import { assertSpyCalls, spy, stub } from "jsr:@std/testing@^1.0.0/mock";
-import type { Denops } from "jsr:@denops/core@^7.0.0";
+import type { Denops } from "jsr:@denops/core@^8.0.0";
 import { withDenops } from "./with.ts";
 
 Deno.test("test(mode:vim) start vim to test denops features", async () => {