diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 379d629..f7b6937 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -9,8 +9,13 @@ on:
 
 jobs:
   check:
-    name: Lint, validate and build
-    runs-on: ubuntu-latest
+    name: Lint, validate and build (${{ matrix.python-version }}, ${{ matrix.os }})
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: ["ubuntu-latest", "macos-latest", "windows-latest"]
+        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13", "3.14"]
 
     steps:
       - uses: actions/checkout@v4
@@ -18,7 +23,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: "3.11"
+          python-version: ${{ matrix.python-version }}
 
       - name: Install dependencies
         run: |
diff --git a/.github/workflows/pypi-publish.yml b/.github/workflows/pypi-publish.yml
index 65c5229..1b89978 100644
--- a/.github/workflows/pypi-publish.yml
+++ b/.github/workflows/pypi-publish.yml
@@ -19,7 +19,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: "3.11"
+          python-version: "3.14"
 
       - name: Install build backend
         run: python -m pip install --upgrade build
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3e86f90..215c7be 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,12 @@
 
 `cnmaps-data` 的重要变更会记录在这里。
 
+## 1.1.2
+
+- 放宽 Python 版本约束，默认不再因为未来 Python 3.x 新版本发布而阻塞安装。
+- 将 `tqdm` 从运行时依赖调整为仅开发依赖，避免普通用户安装时引入不必要的额外依赖。
+- 将 CI 扩展为在 Ubuntu、macOS、Windows 上覆盖 Python 3.9-3.14。
+
 ## 1.1.1
 
 - 切换国外国家级边界到世界银行官方边界源，并补充中国周边边界处理说明与示意图。
diff --git a/cnmaps_data/__init__.py b/cnmaps_data/__init__.py
index 27c0e5b..5b90b94 100644
--- a/cnmaps_data/__init__.py
+++ b/cnmaps_data/__init__.py
@@ -1,3 +1,3 @@
 """Official data package for cnmaps."""
 
-__version__ = "1.1.1"
+__version__ = "1.1.2"
diff --git a/cnmaps_data/manifest.json b/cnmaps_data/manifest.json
index dc28ba2..18cd539 100644
--- a/cnmaps_data/manifest.json
+++ b/cnmaps_data/manifest.json
@@ -1,7 +1,7 @@
 {
   "name": "cnmaps-data",
   "provider": "official",
-  "version": "1.1.1",
+  "version": "1.1.2",
   "cnmaps_data_api_version": "1",
   "datasets": {
     "administrative": {
diff --git a/pyproject.toml b/pyproject.toml
index 0edcc45..944e713 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "cnmaps-data"
-version = "1.1.1"
+version = "1.1.2"
 description = "Official data package for cnmaps"
 authors = ["Clarmy <clarmyleewt@gmail.com>"]
 license = "MIT"
@@ -15,12 +15,12 @@ include = [
 exclude = ["**/.DS_Store"]
 
 [tool.poetry.dependencies]
-python = ">=3.9,<3.13"
-tqdm = "^4.67.1"
+python = ">=3.9"
 
 [tool.poetry.group.dev.dependencies]
 flake8 = "^7.3.0"
 build = "^1.4.2"
+tqdm = "^4.67.1"
 
 [tool.poetry.scripts]
 cnmaps-data-check = "cnmaps_data.checker:main"