diff --git a/ansible/roles/crawler_alert/tasks/main.yaml b/ansible/roles/crawler_alert/tasks/main.yaml
index ab33a22..590d871 100644
--- a/ansible/roles/crawler_alert/tasks/main.yaml
+++ b/ansible/roles/crawler_alert/tasks/main.yaml
@@ -38,3 +38,5 @@
     - crawler-alert.timer
     - crawler-weekly.timer
     - crawler-metrics.timer
+  # A dry run installs no new unit files, so a new timer can't be found yet
+  ignore_errors: "{{ ansible_check_mode }}"