diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 58759b0..0dfa4ca 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -50,7 +50,7 @@ jobs:
       #
       matrix:
         container:
-          - ubuntu:23.04
+          - ubuntu:23.10
           - ubuntu:22.04
           - ubuntu:20.04
           - debian:bookworm
diff --git a/.github/workflows/linux-ci-helper.sh b/.github/workflows/linux-ci-helper.sh
index 6e9bd86..3f8ece9 100755
--- a/.github/workflows/linux-ci-helper.sh
+++ b/.github/workflows/linux-ci-helper.sh
@@ -80,7 +80,7 @@ PACKAGE_INSTALL_ADDITIONAL_OPTIONS=""
 SHELLCHECK_DIRECT_INSTALL=0
 AWSCLI_DIRECT_INSTALL=1
 
-if [ "${CONTAINER_FULLNAME}" = "ubuntu:23.04" ]; then
+if [ "${CONTAINER_FULLNAME}" = "ubuntu:23.10" ]; then
     PACKAGE_MANAGER_BIN="apt-get"
     PACKAGE_UPDATE_OPTIONS="update -y -qq"
     PACKAGE_INSTALL_OPTIONS="install -y"