diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 945a89d..d4e921b 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -1,8 +1,6 @@
 name: Test Matrix
 
 on:
-  #push:
-    #branches: [ "*" ]
   pull_request:
     branches: [ "master" ]
   workflow_dispatch:
@@ -13,10 +11,10 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+        # https://raw.githubusercontent.com/actions/python-versions/main/versions-manifest.json
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12", "3.13", "3.14"]
         platform:
         - ubuntu-latest
-        - macos-latest
     continue-on-error: ${{ matrix.python-version == '3.6' }}
 
     steps:
@@ -28,8 +26,34 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        # python -m pip install flake8 pytest ruff black
-        # todo: can pip install requirements from pyproject.toml?
+        pip install -r tests/requirements.txt
+    - name: Test with pytest
+      run: |
+        pytest
+
+# For Mac & Windows with aggressive updates...
+# leaning towards removing Python versions ~1year away from EOL
+# and adding versions ~6months after release
+# Using https://devguide.python.org/versions/ as the guide
+
+  test-mac:
+    runs-on: ${{ matrix.platform }}
+    strategy:
+      fail-fast: true
+      matrix:
+        python-version: ["3.12", "3.13", "3.14"]
+        platform:
+        - macos-latest
+
+    steps:
+    - uses: actions/checkout@v3
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v3
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
         pip install -r tests/requirements.txt
     - name: Test with pytest
       run: |
@@ -41,8 +65,7 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
-    continue-on-error: ${{ matrix.python-version == '3.6' }}
+        python-version: ["3.12", "3.13", "3.14"]
 
     steps:
     - uses: actions/checkout@v3
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8fdcb7c..910df07 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 ## Unreleased
 
+## 0.14.2 (2024-06-04)
+- [BUG] Fix GMC-800 history flash size #134 @anatoly-scherbakov 
+- Added Python 3.13 & 3.14 (pi) as supported version on PyPi
+
 ## 0.14.1 (2024-09-12)
 - Added model & firmware revision (from device version) to device Discovery
 - [BUG] History Parser can now handle 3 and 4 byte counts.
diff --git a/pyproject.toml b/pyproject.toml
index c9b3528..b7066c9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "pygmc"
-version = "0.14.1"
+version = "0.14.2"
 authors = [
     {name = "Thomaz"},
 ]
@@ -18,6 +18,8 @@ classifiers = [
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
+    "Programming Language :: Python :: 3.14",
     "Topic :: Scientific/Engineering",
     "Topic :: Scientific/Engineering :: Physics",
     "Topic :: System :: Hardware :: Universal Serial Bus (USB)",