diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 9e772006973a5fa3266d9b004429371caea68020..ae6ea9d0561ce4e70d8e6cb63c1bae8248f17b2e 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -55,7 +55,7 @@ deploy-int-release-dev-cscs:
     OPENSHIFT_TOKEN: $CSCS_OPENSHIFT_DEV_TOKEN
     OC_PROJECT: jupyterhub-int
     LAB_KERNEL_ROOT: /srv/jupyterlab_kernels/int
-    INSTALLATION_ROOT: /srv/test-build-2309
+    INSTALLATION_ROOT: /srv/test-build-2402
     SPACK_ENV: test
     RELEASE_NAME: EBRAINS-test
   resource_group: shared-NFS-mount-dev-cscs
@@ -72,7 +72,7 @@ deploy-prod-release-prod-cscs:
     OPENSHIFT_TOKEN: $CSCS_OPENSHIFT_PROD_TOKEN
     OC_PROJECT: jupyterhub
     LAB_KERNEL_ROOT: /srv/jupyterlab_kernels/prod
-    INSTALLATION_ROOT: /srv/main-spack-instance-2309
+    INSTALLATION_ROOT: /srv/main-spack-instance-2402
     SPACK_ENV: ebrains-23-09
     RELEASE_NAME: EBRAINS-23.09
   resource_group: shared-NFS-mount-prod-cscs
@@ -90,7 +90,7 @@ deploy-prod-release-prod-jsc:
     OPENSHIFT_TOKEN: $JSC_OPENSHIFT_PROD_TOKEN
     OC_PROJECT: jupyterhub
     LAB_KERNEL_ROOT: /srv/jupyterlab_kernels/prod
-    INSTALLATION_ROOT: /srv/main-spack-instance-2309
+    INSTALLATION_ROOT: /srv/main-spack-instance-2402
     SPACK_ENV: ebrains-23-09
     RELEASE_NAME: EBRAINS-23.09
   resource_group: shared-NFS-mount-prod-jsc
@@ -110,7 +110,7 @@ deploy-exp-release-dev-cscs:
     OPENSHIFT_TOKEN: $CSCS_OPENSHIFT_DEV_TOKEN
     OC_PROJECT: jupyterhub-int
     LAB_KERNEL_ROOT: /srv/jupyterlab_kernels/int
-    INSTALLATION_ROOT: /srv/test-build-2309
+    INSTALLATION_ROOT: /srv/test-build-2402
     SPACK_ENV: experimental
     RELEASE_NAME: EBRAINS-experimental
   resource_group: shared-NFS-mount-dev-cscs
@@ -129,7 +129,7 @@ deploy-exp-release-prod-cscs:
     OPENSHIFT_TOKEN: $CSCS_OPENSHIFT_PROD_TOKEN
     OC_PROJECT: jupyterhub
     LAB_KERNEL_ROOT: /srv/jupyterlab_kernels/prod
-    INSTALLATION_ROOT: /srv/main-spack-instance-2309
+    INSTALLATION_ROOT: /srv/main-spack-instance-2402
     SPACK_ENV: experimental
     RELEASE_NAME: EBRAINS-experimental
   resource_group: shared-NFS-mount-prod-cscs
@@ -151,7 +151,7 @@ deploy-exp-release-prod-jsc:
     OPENSHIFT_TOKEN: $JSC_OPENSHIFT_PROD_TOKEN
     OC_PROJECT: jupyterhub
     LAB_KERNEL_ROOT: /srv/jupyterlab_kernels/prod
-    INSTALLATION_ROOT: /srv/main-spack-instance-2309
+    INSTALLATION_ROOT: /srv/main-spack-instance-2402
     SPACK_ENV: experimental
     RELEASE_NAME: EBRAINS-experimental
   resource_group: shared-NFS-mount-prod-jsc