diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 49a08b760eeece227009c7f08c4d1b95a7f21568..b09cd934d973ad4c225f670fa05a4c9060f853a4 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -39,7 +39,7 @@ variables:
     # TODO should/could we roll back the service to the last working revision on test failure?
 
 cache_lint:
-  image: 'europe-north1-docker.pkg.dev/holi-shared/docker-hub-remote/denoland/deno:2.0.6'
+  image: 'europe-north1-docker.pkg.dev/holi-shared/docker-hub-remote/denoland/deno:2.1.9'
   stage: 'test'
   script:
     - deno cache --allow-import --lock=deno.lock app/deps.ts app/dev_deps.ts
diff --git a/Dockerfile b/Dockerfile
index a82e838eb12fed106b160fd65f8a7efb1a9b15c2..6e98cbb1f2fcf450c49d2c1e34fdf0285437d7a0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM europe-north1-docker.pkg.dev/holi-shared/docker-hub-remote/denoland/deno:2.0.6
+FROM europe-north1-docker.pkg.dev/holi-shared/docker-hub-remote/denoland/deno:2.1.9
 
 # The port that your application listens to.
 EXPOSE 8089