diff --git a/ansible/group_vars/environment_name_delius_core_development_dev_delius_primarydb.yml b/ansible/group_vars/environment_name_delius_core_development_dev_delius_primarydb.yml
index 81b2bd321..20b1cea87 100644
--- a/ansible/group_vars/environment_name_delius_core_development_dev_delius_primarydb.yml
+++ b/ansible/group_vars/environment_name_delius_core_development_dev_delius_primarydb.yml
@@ -21,8 +21,8 @@ delius_users:
   worr_sro:
   nhodgkinson_rw:
 oracle_software:
-  version: "19.24"
-  combo_patch: p36522439_190000_Linux-x86-64.zip
+  version: "19.25"
+  combo_patch: p36866740_190000_Linux-x86-64.zip
 # OFFENDER_DELTA and DOMAIN_EVENT are dynamic tables cleared down by Integration Services.
 # Prevent changing these to unrepresentative statistics.
 database_locked_statistics: