diff --git a/.gitconfig2 b/.gitconfig2
index c731d12..8f32eb5 100644
--- a/.gitconfig2
+++ b/.gitconfig2
@@ -1,6 +1,7 @@
 [user]
-    email = me@beardic.cn
+    email = me@dxng.cn
     name = Dict Xiong
+    signingkey = 3E241558655D7FE06C6711A5A5D6250D1806CAA8
 [core]
     editor = vim
     # test this by `git update-index --test-untracked-cache`
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index fe32f4a..e5b5587 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -44,47 +44,6 @@ jobs:
         shell: /bin/zsh -ileo PIPE_FAIL {0}
         run: source tools/test.zsh
   
-  test-macos:
-    name: test on macos
-    runs-on: macos-latest
-    steps:
-      - name: checkout repo
-        uses: actions/checkout@v4
-        with:
-          fetch-depth: 0
-
-      - name: install dfs
-        run: |
-          rev=`git rev-parse HEAD`
-          pwd
-          set -x
-          DFS_NO_WALL=0 ./install.sh -adl
-          test `git rev-parse HEAD` = "$rev"
-
-      - name: antigen build
-        shell: /bin/zsh -ileo PIPE_FAIL {0}
-        run: |
-          echo $SHELL
-          antigen list
-
-      - name: run tests and reset
-        shell: /bin/zsh -ileo PIPE_FAIL {0}
-        run: |
-          source tools/test.zsh
-          antigen reset
-          rm -rf $ANTIGEN $HOME/.antigen $HOME/.config/dotfiles
-          ./install.sh -dl
-
-      - name: antigen build with DFS_NO_WALL
-        shell: /bin/zsh -ileo PIPE_FAIL {0}
-        run: |
-          echo $SHELL
-          antigen list
-
-      - name: run tests
-        shell: /bin/zsh -ileo PIPE_FAIL {0}
-        run: source tools/test.zsh
-
   test-autodep:
     name: test of auto-install dependencies
     runs-on: ubuntu-latest
@@ -128,4 +87,4 @@ jobs:
         shell: /bin/zsh -ileo PIPE_FAIL {0}
         run: |
           dfs cd
-          source tools/test.zsh
\ No newline at end of file
+          source tools/test.zsh