diff --git a/gcloud-workstation-phpstorm/Dockerfile b/gcloud-workstation-phpstorm/Dockerfile
index 565c661..163711a 100644
--- a/gcloud-workstation-phpstorm/Dockerfile
+++ b/gcloud-workstation-phpstorm/Dockerfile
@@ -1,7 +1,7 @@
 # https://console.cloud.google.com/artifacts/docker/cloud-workstations-images/us-central1/predefined/phpstorm
 FROM europe-west3-docker.pkg.dev/cloud-workstations-images/predefined/phpstorm:latest@sha256:784c5df79bc499ee814381d41789a867b448f94ff6845890db33978b30cbd65f as base
 
-FROM ubuntu:22.04@sha256:340d9b015b194dc6e2a13938944e0d016e57b9679963fdeb9ce021daac430221
+FROM ubuntu:24.04@sha256:2e863c44b718727c860746568e1d54afd13b2fa71b160f5cd9058fc436217b30
 
 # we use the /home directory in a persistent way
 VOLUME ["/home/"]
diff --git a/gcloud-workstation-vscode/Dockerfile b/gcloud-workstation-vscode/Dockerfile
index 3eb18e3..a6a1927 100644
--- a/gcloud-workstation-vscode/Dockerfile
+++ b/gcloud-workstation-vscode/Dockerfile
@@ -1,7 +1,7 @@
 # https://console.cloud.google.com/artifacts/docker/cloud-workstations-images/us-central1/predefined/code-oss
 FROM europe-west3-docker.pkg.dev/cloud-workstations-images/predefined/code-oss:latest@sha256:64a761bd763a604b0885ffcc07e5e59bc231d5a3aa816f70240d4b8500fc4f92 as base
 
-FROM ubuntu:22.04@sha256:340d9b015b194dc6e2a13938944e0d016e57b9679963fdeb9ce021daac430221
+FROM ubuntu:24.04@sha256:2e863c44b718727c860746568e1d54afd13b2fa71b160f5cd9058fc436217b30
 
 # we use the /home directory in a persistent way
 VOLUME ["/home/"]