diff --git a/.circleci/config.yml b/.circleci/config.yml
index e530eee2..f8f1118a 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -100,11 +100,11 @@ jobs:
       - run:
           name: Install build dependencies
           command: |
-            # libevent requires newer version of automake than is available in ubuntu focal, so install from jammy instead
-            sudo bash -c 'echo deb http://archive.ubuntu.com/ubuntu/ jammy main restricted >> /etc/apt/sources.list'
+            # libevent requires newer version of automake than is available in ubuntu focal, so install from impish instead
+            sudo bash -c 'echo deb http://archive.ubuntu.com/ubuntu/ impish main restricted >> /etc/apt/sources.list'
             sudo apt-get update
-            sudo apt-get install -y -t jammy autoconf automake libtool
-            sudo apt-get install -y -t jammy gcc-mingw-w64-i686 gcc-mingw-w64-x86-64 libz-mingw-w64-dev
+            sudo apt-get install -y -t impish autoconf automake libtool
+            sudo apt-get install -y -t impish gcc-mingw-w64-i686 gcc-mingw-w64-x86-64 libz-mingw-w64-dev
 
       - run:
           name: Create folders