diff --git a/.github/workflows/v19_code_and_v18_config.yml b/.github/workflows/v19_code_and_v18_config.yml
index 5dfdfd9..bc96a79 100644
--- a/.github/workflows/v19_code_and_v18_config.yml
+++ b/.github/workflows/v19_code_and_v18_config.yml
@@ -23,6 +23,7 @@ jobs:
         env:
           DEBIAN_FRONTEND: noninteractive
         run: |
+          sudo rm -rf /etc/apt/sources.list.d
           sudo apt-get update
           sudo apt-get -y install bc build-essential asciidoc binutils bzip2 gawk gettext git libncurses5-dev libz-dev patch 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
           wget -O - https://raw.githubusercontent.com/friendlyarm/build-env-on-ubuntu-bionic/master/install.sh | bash