diff --git a/roles/mailman3/tasks/main.yml b/roles/mailman3/tasks/main.yml
index 5c00a4fcd8..4c09f8f3fa 100644
--- a/roles/mailman3/tasks/main.yml
+++ b/roles/mailman3/tasks/main.yml
@@ -562,8 +562,7 @@
 
 - name: Run the DMARC mitigation script
   ansible.builtin.command:
-    cmd: "enable_dmarc_mitigation.py"
-    chdir: "{{ mailman_webui_basedir }}/bin"
+    cmd: "python {{ mailman_webui_basedir }}/bin/enable_dmarc_mitigation.py"
   tags:
     - mailman
     - scripts