diff --git a/.github/workflows/test-cm-image-classification-onnx.yml b/.github/workflows/test-cm-image-classification-onnx.yml
index 88dcd62f6..4cf7c71b2 100644
--- a/.github/workflows/test-cm-image-classification-onnx.yml
+++ b/.github/workflows/test-cm-image-classification-onnx.yml
@@ -5,7 +5,7 @@ name: 'CM: image classification with ONNX'
 
 on:
   pull_request:
-    branches: [ "main", "dev" ]
+    branches: [ "master", "main", "dev" ]
     paths:
       - '.github/workflows/test-image-classification-onnx.yml'
       - '**'
diff --git a/.github/workflows/test-cm-mlperf-inference-resnet50.yml b/.github/workflows/test-cm-mlperf-inference-resnet50.yml
index 03577a7f3..5ba6824d3 100644
--- a/.github/workflows/test-cm-mlperf-inference-resnet50.yml
+++ b/.github/workflows/test-cm-mlperf-inference-resnet50.yml
@@ -4,7 +4,7 @@ name: 'CM: MLPerf inference resnet50'
 
 on:
   pull_request:
-    branches: [ "master", "dev" ]
+    branches: [ "master", "main", "dev" ]
     paths:
       - '.github/workflows/test-mlperf-inference-resnet50.yml'
       - '**'
diff --git a/.github/workflows/test-cm-script-features.yml b/.github/workflows/test-cm-script-features.yml
index 7c1a9ae2b..25d9a292b 100644
--- a/.github/workflows/test-cm-script-features.yml
+++ b/.github/workflows/test-cm-script-features.yml
@@ -4,7 +4,7 @@ name: CM script automation features test
 
 on:
   pull_request:
-    branches: [ "master", "dev" ]
+    branches: [ "master", "main", "dev" ]
     paths:
       - '.github/workflows/test-cm-script-features.yml'
       - '**'
diff --git a/.github/workflows/test-cm.yml b/.github/workflows/test-cm.yml
index 65efad24c..6de13f1d5 100644
--- a/.github/workflows/test-cm.yml
+++ b/.github/workflows/test-cm.yml
@@ -5,7 +5,7 @@ name: CM test
 
 on:
   pull_request:
-    branches: [ "master" ]
+    branches: [ "master", "main", "dev" ]
     paths:
       - '.github/workflows/test-cm.yml'
       - 'cm/**'
diff --git a/.github/workflows/test-cmx-image-classification-onnx.yml b/.github/workflows/test-cmx-image-classification-onnx.yml
index f4b67b477..de8250525 100644
--- a/.github/workflows/test-cmx-image-classification-onnx.yml
+++ b/.github/workflows/test-cmx-image-classification-onnx.yml
@@ -5,7 +5,7 @@ name: 'CMX: image classification with ONNX'
 
 on:
   pull_request:
-    branches: [ "main", "dev" ]
+    branches: [ "master", "main", "dev" ]
     paths:
       - '.github/workflows/test-image-classification-onnx.yml'
       - '**'