diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 34ff950aeb0365deab29437a8c39cb5dac5f7f1b..2b4b701bc20a791c24c6f1d75a4c339ea8bb5ef7 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -40,7 +40,7 @@ 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-2302
+    INSTALLATION_ROOT: /srv/test-build-2305
     SPACK_ENV: test
     RELEASE_NAME: EBRAINS-test
   resource_group: shared-NFS-mount-dev-cscs
@@ -57,9 +57,9 @@ 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-2302
-    SPACK_ENV: ebrains-23-02
-    RELEASE_NAME: EBRAINS-23.02
+    INSTALLATION_ROOT: /srv/main-spack-instance-2305
+    SPACK_ENV: ebrains-23-06
+    RELEASE_NAME: EBRAINS-23.06
   resource_group: shared-NFS-mount-prod-cscs
   rules:
     - if: $CI_COMMIT_BRANCH =~ /ebrains/
@@ -75,9 +75,9 @@ 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-2302
-    SPACK_ENV: ebrains-23-02
-    RELEASE_NAME: EBRAINS-23.02
+    INSTALLATION_ROOT: /srv/main-spack-instance-2305
+    SPACK_ENV: ebrains-23-06
+    RELEASE_NAME: EBRAINS-23.06
   resource_group: shared-NFS-mount-prod-jsc
   rules:
     - if: $CI_COMMIT_BRANCH =~ /ebrains/
@@ -95,7 +95,7 @@ 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-2302
+    INSTALLATION_ROOT: /srv/test-build-2305
     SPACK_ENV: experimental
     RELEASE_NAME: EBRAINS-experimental
   resource_group: shared-NFS-mount-dev-cscs
@@ -117,7 +117,7 @@ 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-2302
+    INSTALLATION_ROOT: /srv/main-spack-instance-2305
     SPACK_ENV: experimental
     RELEASE_NAME: EBRAINS-experimental
   resource_group: shared-NFS-mount-prod-cscs
@@ -142,7 +142,7 @@ 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-2302
+    INSTALLATION_ROOT: /srv/main-spack-instance-2305
     SPACK_ENV: experimental
     RELEASE_NAME: EBRAINS-experimental
   resource_group: shared-NFS-mount-prod-jsc
@@ -286,5 +286,5 @@ sync-gitlab-spack-instance:
       - spack_logs
     when: always
   rules:
-    - if: $CI_COMMIT_BRANCH == 'spack-0.19.2' && $CI_PROJECT_NAMESPACE =~ /technical-coordination/
+    - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH && $CI_PROJECT_NAMESPACE =~ /technical-coordination/
       when: manual