diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a976616..582bc9a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,7 +10,7 @@ env:
   BUILDER_SOURCE: releases
   BUILDER_HOST: https://d19elf31gohf1l.cloudfront.net
   PACKAGE_NAME: aws-checksums
-  LINUX_BASE_IMAGE: ubuntu-18-x64
+  LINUX_BASE_IMAGE: ubuntu-22-x64
   RUN: ${{ github.run_id }}-${{ github.run_number }}
   AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
   AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}