diff --git a/provision-contest/ansible/roles/base_packages/tasks/main.yml b/provision-contest/ansible/roles/base_packages/tasks/main.yml
index 9be1abe8..23e3627e 100644
--- a/provision-contest/ansible/roles/base_packages/tasks/main.yml
+++ b/provision-contest/ansible/roles/base_packages/tasks/main.yml
@@ -12,7 +12,7 @@
       - sources.list
       - sources.list.d/mono.list
       - sources.list.d/vscode.list
-      - sources.list.d/pypy-ubuntu-ppa-buster.list
+      - sources.list.d/pypy-ubuntu-ppa-jammy.list
     notify: Run apt update
 
   - name: Add packages to hosts file
@@ -40,6 +40,12 @@
   notify: Run apt update
   when: dpkg_architectures.stdout.find('i386') != -1
 
+- name: Update cache if this is our first run
+  apt:
+    upgrade: true
+    update_cache: true
+    cache_valid_time: 3600
+
 - name: Flush handlers
   meta: flush_handlers
 
diff --git a/provision-contest/ansible/roles/grafana/tasks/main.yml b/provision-contest/ansible/roles/grafana/tasks/main.yml
index 9e478a7c..704e41db 100644
--- a/provision-contest/ansible/roles/grafana/tasks/main.yml
+++ b/provision-contest/ansible/roles/grafana/tasks/main.yml
@@ -66,7 +66,7 @@
 - name: Install grafana
   when: not WF_RESTRICTED_NETWORK
   apt:
-    deb: https://dl.grafana.com/oss/release/grafana_10.4.1_amd64.deb
+    deb: https://dl.grafana.com/oss/release/grafana_11.1.3_amd64.deb
     state: present
   notify: Restart grafana
 
diff --git a/provision-contest/ansible/roles/icpc_fixes/tasks/main.yml b/provision-contest/ansible/roles/icpc_fixes/tasks/main.yml
index 29c37b21..28a9d7b6 100644
--- a/provision-contest/ansible/roles/icpc_fixes/tasks/main.yml
+++ b/provision-contest/ansible/roles/icpc_fixes/tasks/main.yml
@@ -12,3 +12,24 @@
 - name: Re-order PXEboot
   command: efibootmgr -o {{ EFI_ORDER }}
   when: EFI_ORDER is defined
+
+- name: IPv6 nginx fixes
+  block:
+    - name: Create nginx directory before installation
+      file:
+        path: /etc/{{ item }}
+        state: directory
+        mode: '0755'
+        group: root
+        owner: root
+      loop:
+        - nginx
+        - nginx/sites-enabled
+
+    - name: Create nginx default without IPv6 listener
+      copy:
+        dest: /etc/nginx/sites-enabled/default
+        mode: '0644'
+        group: root
+        owner: root
+        content: ""
diff --git a/provision-contest/ansible/roles/prometheus_target_web/files/nginx-status.conf b/provision-contest/ansible/roles/prometheus_target_web/files/nginx-status.conf
deleted file mode 100644
index 24231188..00000000
--- a/provision-contest/ansible/roles/prometheus_target_web/files/nginx-status.conf
+++ /dev/null
@@ -1,8 +0,0 @@
-server {
-       listen   8787;
-       server_name _default_;
-
-       location = /basic_status {
-               stub_status;
-       }
-}