diff --git a/.github/workflows/breakage-against-ponyc-latest.yml b/.github/workflows/breakage-against-ponyc-latest.yml
index 8a61db8..82a4a40 100644
--- a/.github/workflows/breakage-against-ponyc-latest.yml
+++ b/.github/workflows/breakage-against-ponyc-latest.yml
@@ -12,7 +12,7 @@ jobs:
     name: Verify main against the latest ponyc om Linux
     runs-on: ubuntu-latest
     container:
-      image: ghcr.io/ponylang/shared-docker-ci-x86-64-unknown-linux-builder-with-libressl-3.9.2:latest
+      image: ghcr.io/ponylang/shared-docker-ci-x86-64-unknown-linux-builder-with-libressl-4.0.0:latest
     services:
       postgres:
         image: postgres:14.5
diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index 713d8a3..8f045ab 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -39,7 +39,7 @@ jobs:
     name: Test against recent ponyc release on Linux
     runs-on: ubuntu-latest
     container:
-      image: ghcr.io/ponylang/shared-docker-ci-x86-64-unknown-linux-builder-with-libressl-3.9.2:release
+      image: ghcr.io/ponylang/shared-docker-ci-x86-64-unknown-linux-builder-with-libressl-4.0.0:release
     services:
       postgres:
         image: postgres:14.5