diff --git a/.github/workflows/unit_tests_ci.yml b/.github/workflows/unit_tests_ci.yml
index 44eb1b64c..2ab436368 100644
--- a/.github/workflows/unit_tests_ci.yml
+++ b/.github/workflows/unit_tests_ci.yml
@@ -19,26 +19,32 @@ jobs:
       fail-fast: false
       matrix:
         os: ['ubuntu-latest', 'windows-2022']
-        opset_version: ['18', '15']
         ort_version: ['1.16.3']
         onnx_version: ['1.16.1']
         skip_tflite: ['False']
         include:
           - tf_version: '2.9.0'
             python_version: '3.8'
+            opset_version: '18'
+          - tf_version: '2.9.0'
+            python_version: '3.8'
+            opset_version: '15'
           - tf_version: '2.9.0'
             python_version: '3.9'
+            opset_version: '18'
           - tf_version: '2.15.0'
             python_version: '3.9'
-          # - tf_version: '2.15.0'
-          #   python_version: '3.10'
-          # - tf_version: '1.15.5'
-          #   python_version: '3.7'
-          #   os: 'ubuntu-latest'
-          #   opset_version: '15'
-          #   ort_version: '1.14.1'
-          #   onnx_version: '1.14.1'
-          #   skip_tflite: 'True'
+            opset_version: '18'
+          - tf_version: '2.15.0'
+            python_version: '3.10'
+            opset_version: '18'
+          - tf_version: '1.15.5'
+            python_version: '3.7'
+            os: 'ubuntu-latest'
+            opset_version: '15'
+            ort_version: '1.14.1'
+            onnx_version: '1.14.1'
+            skip_tflite: 'True'
 
     runs-on: ${{ matrix.os }}