diff --git a/.github/workflows/compilation_on_nuttx.yml b/.github/workflows/compilation_on_nuttx.yml
index 6125c1f5..77b3da75 100644
--- a/.github/workflows/compilation_on_nuttx.yml
+++ b/.github/workflows/compilation_on_nuttx.yml
@@ -108,12 +108,14 @@ jobs:
         uses: actions/checkout@v3
         with:
           repository: apache/incubator-nuttx
+          ref: releases/12.3
           path: nuttx
 
       - name: Checkout NuttX Apps
         uses: actions/checkout@v3
         with:
           repository: apache/incubator-nuttx-apps
+          ref: releases/12.3
           path: apps
 
       - name: Checkout WAMR
diff --git a/.github/workflows/spec_test_on_nuttx.yml b/.github/workflows/spec_test_on_nuttx.yml
index bba376a8..48fff2d2 100644
--- a/.github/workflows/spec_test_on_nuttx.yml
+++ b/.github/workflows/spec_test_on_nuttx.yml
@@ -121,12 +121,14 @@ jobs:
         uses: actions/checkout@v3
         with:
           repository: apache/incubator-nuttx
+          ref: releases/12.3
           path: nuttx
 
       - name: Checkout NuttX Apps
         uses: actions/checkout@v3
         with:
           repository: apache/incubator-nuttx-apps
+          ref: releases/12.3
           path: apps
 
       - name: Checkout WAMR