diff --git a/.github/workflows/esp32.yml b/.github/workflows/esp32.yml
index aff35ffab4a..c0cd710d1f2 100644
--- a/.github/workflows/esp32.yml
+++ b/.github/workflows/esp32.yml
@@ -1,6 +1,8 @@
-name: esp32
+name: ESP32
 on:
+  workflow_dispatch:
   push:
+    branches: [master]
     paths:
     - '.github/workflows/esp32.yml'
     - 'CMakeLists.txt'
@@ -21,7 +23,6 @@ on:
     - 'src/layer/x86/**'
     - 'src/layer/vulkan/**'
     - 'tests/**'
-  workflow_dispatch:
 concurrency:
   group: esp32-${{ github.ref }}
   cancel-in-progress: true
@@ -38,13 +39,13 @@ jobs:
       with:
         submodules: true
 
-    - name: Set up Python
-        uses: actions/setup-python@v4
-        with:
+    - name: setup-python
+    - uses: actions/setup-python@v5
+      with:
           python-version: '3.8'
 
     - name: Install dependencies
-        run: sudo apt-get install -y cmake ninja-build ccache
+      run: sudo apt-get install -y cmake ninja-build ccache
 
     - name: Cache-ESP-IDF
       id: Cache-ESP-IDF
@@ -68,23 +69,22 @@ jobs:
         echo "::add-path::${IDF_PATH}/components"
 
     - name: Create toolchain file
-        run: |
-          mkdir -p toolchains
-          echo "set(CMAKE_SYSTEM_NAME freertos)" > toolchains/esp32.toolchain.cmake
-          echo "set(CMAKE_SYSTEM_PROCESSOR xtensa-esp32)" >> toolchains/esp32.toolchain.cmake
-          echo "include(\$ENV{IDF_PATH}/tools/cmake/toolchain-esp32.cmake)" >> toolchains/esp32.toolchain.cmake
-          echo "set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY)" >> toolchains/esp32.toolchain.cmake
-          echo "set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)" >> toolchains/esp32.toolchain.cmake
-          echo "set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)" >> toolchains/esp32.toolchain.cmake
-          echo "set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)" >> toolchains/esp32.toolchain.cmake
-          echo "set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY)" >> toolchains/esp32.toolchain.cmake
-          echo "set(CMAKE_C_FLAGS \"\${CMAKE_C_FLAGS}\" CACHE STRING \"c flags\")" >> toolchains/esp32.toolchain.cmake
-          echo "set(CMAKE_CXX_FLAGS \"\${CMAKE_CXX_FLAGS}\" CACHE STRING \"c++ flags\")" >> toolchains/esp32.toolchain.cmake
+      run: |
+        mkdir -p toolchains
+        echo "set(CMAKE_SYSTEM_NAME freertos)" > toolchains/esp32.toolchain.cmake
+        echo "set(CMAKE_SYSTEM_PROCESSOR xtensa-esp32)" >> toolchains/esp32.toolchain.cmake
+        echo "include(\$ENV{IDF_PATH}/tools/cmake/toolchain-esp32.cmake)" >> toolchains/esp32.toolchain.cmake
+        echo "set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY)" >> toolchains/esp32.toolchain.cmake
+        echo "set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)" >> toolchains/esp32.toolchain.cmake
+        echo "set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)" >> toolchains/esp32.toolchain.cmake
+        echo "set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)" >> toolchains/esp32.toolchain.cmake
+        echo "set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY)" >> toolchains/esp32.toolchain.cmake
+        echo "set(CMAKE_C_FLAGS \"\${CMAKE_C_FLAGS}\" CACHE STRING \"c flags\")" >> toolchains/esp32.toolchain.cmake
+        echo "set(CMAKE_CXX_FLAGS \"\${CMAKE_CXX_FLAGS}\" CACHE STRING \"c++ flags\")" >> toolchains/esp32.toolchain.cmake
 
     - name: Build NCNN for ESP32
-        run: |
-          mkdir -p build-esp32 && cd build-esp32
-          cmake -DCMAKE_TOOLCHAIN_FILE="$env:GITHUB_WORKSPACE/ncnn/toolchains/esp32.toolchain.cmake"  -DCMAKE_BUILD_TYPE=Release ..
-          make -j4
-          make install
-
+      run: |
+        mkdir -p build-esp32 && cd build-esp32
+        cmake -DCMAKE_TOOLCHAIN_FILE="$env:GITHUB_WORKSPACE/ncnn/toolchains/esp32.toolchain.cmake"  -DCMAKE_BUILD_TYPE=Release ..
+        make -j4
+        make install