diff --git a/.github/workflows/regression.yml b/.github/workflows/regression.yml
index 573584afd..6dfc6dd18 100644
--- a/.github/workflows/regression.yml
+++ b/.github/workflows/regression.yml
@@ -34,7 +34,7 @@ jobs:
         OS: ${{ matrix.os }}
       shell: bash
       run: |
-        if [ $OS = "ubuntu-latest"  ] ; then sudo apt-get install -y csh tcsh zsh && sudo add-apt-repository ppa:kelleyk/emacs && sudo apt-get install -y emacs28; else brew install tcsh zsh emacs ;  fi
+        if [ $OS = "ubuntu-latest"  ] ; then sudo apt-get install -y csh tcsh zsh emacs; else brew install tcsh zsh emacs ;  fi
         cat /etc/shells
         source setup.sh
         pip install pytest