diff --git a/omero/training-server/playbook.yml b/omero/training-server/playbook.yml
index 42f131dd..3e5b0ef1 100644
--- a/omero/training-server/playbook.yml
+++ b/omero/training-server/playbook.yml
@@ -441,7 +441,7 @@
     omero_server_datadir_managedrepo_mode: u=rwX,g=srwX,o=rX,+t
     omero_server_datadir_chown: False
     omero_server_release: "{{ omero_server_release_override | default('5.6.10') }}"
-    omero_web_release: "{{ omero_web_release_override | default('5.24.0') }}"
+    omero_web_release: "{{ omero_web_release_override | default('5.22.1') }}"
     omero_figure_release: "{{ omero_figure_release_override | default('6.0.1') }}"
     omero_fpbioimage_release: "{{ omero_fpbioimage_release_override | default('0.4.1') }}"
     omero_iviewer_release: "{{ omero_iviewer_release_override | default('0.13.0') }}"