diff --git a/.github/workflows/AutoBuild.yml b/.github/workflows/AutoBuild.yml
index 91e9d78..5d3c928 100644
--- a/.github/workflows/AutoBuild.yml
+++ b/.github/workflows/AutoBuild.yml
@@ -47,8 +47,12 @@ jobs:
       env:
         DEBIAN_FRONTEND: noninteractive
       run: |
+        sudo rm -rf /etc/apt/sources.list.d/* /usr/share/dotnet /usr/local/lib/android /opt/ghc
         sudo -E apt-get -qq update
         sudo -E apt-get -qq install build-essential asciidoc binutils bzip2 gawk gettext git libncurses5-dev libz-dev patch python3 python2.7 unzip zlib1g-dev lib32gcc1 libc6-dev-i386 subversion flex uglifyjs git-core gcc-multilib p7zip p7zip-full msmtp libssl-dev texinfo libglib2.0-dev xmlto qemu-utils upx libelf-dev autoconf automake libtool autopoint device-tree-compiler g++-multilib antlr3 gperf wget curl swig rsync
+        sudo timedatectl set-timezone "$TZ"
+        sudo mkdir -p /workdir
+        sudo chown $USER:$GROUPS /workdir
 
     - name: Clone Openwrt source code
       run: |