diff --git a/roles/collectd/postgres/templates/postgres.conf b/roles/collectd/postgres/templates/postgres.conf
index 5d53877265..e6de1708ca 100644
--- a/roles/collectd/postgres/templates/postgres.conf
+++ b/roles/collectd/postgres/templates/postgres.conf
@@ -1,3 +1,3 @@
 <Plugin exec>
-    Exec "nobody" "/usr/local/bin/collectd_postgres.sh" "-h" "{{ ansible_hostname }}" "-p" "10"
+    Exec "nobody" "/usr/local/bin/collectd_postgres.sh" "-h" "{{ ansible_fqdn }}" "-p" "10"
 </Plugin>