diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 6331dba..6fa701d 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -8,7 +8,7 @@ jobs:
   codeql:
     runs-on: ubuntu-latest
     container:
-      image: "registry.gitlab.com/offa/docker-images/gcc:12"
+      image: "registry.gitlab.com/offa/docker-images/gcc:14"
     name: "CodeQL"
     steps:
       - name: Checkout
diff --git a/.github/workflows/systemtest.yml b/.github/workflows/systemtest.yml
index b53fd03..b856358 100644
--- a/.github/workflows/systemtest.yml
+++ b/.github/workflows/systemtest.yml
@@ -13,7 +13,7 @@ jobs:
           - true
           - false
     container:
-      image: "registry.gitlab.com/offa/docker-images/gcc-12:stable"
+      image: "registry.gitlab.com/offa/docker-images/gcc:14"
     services:
       influxdb:
         image: influxdb:${{ matrix.influx_version }}