diff --git a/.github/workflows/keras_application_test_ci.yml b/.github/workflows/keras_application_test_ci.yml
index 75d88fb07..ce9527158 100644
--- a/.github/workflows/keras_application_test_ci.yml
+++ b/.github/workflows/keras_application_test_ci.yml
@@ -24,11 +24,11 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
 
-      - name: Run Tests (Py38-TF2.9)
+      - name: Run Tests (Py39-TF2.9)
         uses: ./.github/actions/keras_application_test
         with:
           tf_version: '2.9.0'
-          python_version: '3.8'
+          python_version: '3.9'
           ort_version: '1.16.3'
           onnx_version: '1.16.1'
 
@@ -36,7 +36,7 @@ jobs:
         if: always()
         uses: actions/upload-artifact@v4
         with:
-          name: Test Results (Py38-TF2.9-ubuntu)
+          name: Test Results (Py39-TF2.9-ubuntu)
           path: ./**/test-results-*.xml
 
   Test_max_py_with_latest_tf: # Do not change this name because it is used in Ruleset of this repo.
diff --git a/.github/workflows/keras_unit_test_ci.yml b/.github/workflows/keras_unit_test_ci.yml
index a8b35f67b..756e06373 100644
--- a/.github/workflows/keras_unit_test_ci.yml
+++ b/.github/workflows/keras_unit_test_ci.yml
@@ -23,11 +23,11 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
 
-      - name: Run Tests (Py38-TF2.9)
+      - name: Run Tests (Py39-TF2.9)
         uses: ./.github/actions/keras_unit_test
         with:
           tf_version: '2.9.0'
-          python_version: '3.8'
+          python_version: '3.9'
           ort_version: '1.16.3'
           onnx_version: '1.16.1'
 
@@ -35,7 +35,7 @@ jobs:
         if: always()
         uses: actions/upload-artifact@v4
         with:
-          name: Test Results (Py38-TF2.9-ubuntu)
+          name: Test Results (Py39-TF2.9-ubuntu)
           path: ./**/test-results-*.xml
 
   Test_max_py_with_latest_tf: # Do not change this name because it is used in Ruleset of this repo.
diff --git a/.github/workflows/pretrained_model_test_ci.yml b/.github/workflows/pretrained_model_test_ci.yml
index 57e4409be..c6a7a8e03 100644
--- a/.github/workflows/pretrained_model_test_ci.yml
+++ b/.github/workflows/pretrained_model_test_ci.yml
@@ -24,12 +24,12 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
 
-      - name: Run Tests (Py38-TF2.9-18)
+      - name: Run Tests (Py39-TF2.9-18)
         uses: ./.github/actions/pretrained_model_test
         with:
           os: 'ubuntu-latest'
           tf_version: '2.9.0'
-          python_version: '3.8'
+          python_version: '3.9'
           ort_version: '1.16.3'
           onnx_version: '1.16.1'
           opset_version: '18'
@@ -39,7 +39,7 @@ jobs:
         if: always()
         uses: actions/upload-artifact@v4
         with:
-          name: Test Results (Py38-TF2.9-18-ubuntu)
+          name: Test Results (Py39-TF2.9-18-ubuntu)
           path: ./**/test-results-*.xml
 
   Test_max_py_with_latest_tf: # Do not change this name because it is used in 'publish-test-results' section below.
diff --git a/.github/workflows/unit_test_ci.yml b/.github/workflows/unit_test_ci.yml
index 1143963dc..54646f68b 100644
--- a/.github/workflows/unit_test_ci.yml
+++ b/.github/workflows/unit_test_ci.yml
@@ -24,12 +24,12 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
 
-      - name: Run Tests (Py38-TF2.9-18)
+      - name: Run Tests (Py39-TF2.9-18)
         uses: ./.github/actions/unit_test
         with:
           os: 'ubuntu-latest'
           tf_version: '2.9.0'
-          python_version: '3.8'
+          python_version: '3.9'
           ort_version: '1.16.3'
           onnx_version: '1.16.1'
           opset_version: '18'
@@ -39,7 +39,7 @@ jobs:
         if: always()
         uses: actions/upload-artifact@v4
         with:
-          name: Test Results (Py38-TF2.9-18-ubuntu)
+          name: Test Results (Py39-TF2.9-18-ubuntu)
           path: ./**/test-results-*.xml
 
   Test_max_py_with_latest_tf: # Do not change this name because it is used in Ruleset of this repo.
@@ -74,7 +74,6 @@ jobs:
       fail-fast: false
       matrix:
         name:
-          - 'py38-tf2.13'
           - 'py39-tf2.15'
         os: ['ubuntu-latest', 'windows-2022']
         opset_version: ['18', '15']
@@ -82,9 +81,6 @@ jobs:
         onnx_version: ['1.16.1']
         skip_tflite: ['False']
         include:
-          - name: 'py38-tf2.13'
-            tf_version: '2.13.0'
-            python_version: '3.8'
           - name: 'py39-tf2.15'
             tf_version: '2.15.0'
             python_version: '3.9'
diff --git a/setup.py b/setup.py
index 85fece3a2..d074a1e80 100644
--- a/setup.py
+++ b/setup.py
@@ -95,8 +95,8 @@ def run(self):
         'Topic :: Software Development :: Libraries',
         'Topic :: Software Development :: Libraries :: Python Modules',
         'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.7',
-        'Programming Language :: Python :: 3.8',
         'Programming Language :: Python :: 3.9',
-        'Programming Language :: Python :: 3.10']
+        'Programming Language :: Python :: 3.10',
+        'Programming Language :: Python :: 3.11',
+        'Programming Language :: Python :: 3.12']
 )