diff --git a/ansible/plays/ioc/ioc-install-and-restart.yml b/ansible/plays/ioc/ioc-install-and-restart.yml
index 889e193..387612a 100644
--- a/ansible/plays/ioc/ioc-install-and-restart.yml
+++ b/ansible/plays/ioc/ioc-install-and-restart.yml
@@ -56,6 +56,12 @@
         cmd: "ioc install -V --facility sls --ioc AGEBD-CPCL-{{ service_name_upper }}{{ env_suffix_upper }} --clean"
         chdir: "{{ ioc_base_dir }}"
       changed_when: true
+      # Force a pipeline failure if the command output contains error keywords 
+      # (ioc install ... returns exit code 0 even on failure...)
+      failed_when: >
+        ioc_install_result.rc != 0 or 
+        "[error]" in ioc_install_result.stderr or 
+        "Unable to write" in ioc_install_result.stderr
 
     - name: "[{{ service_dir_name }}] Restart IOC"
       ansible.builtin.shell: