diff --git a/lib/facter/alert_manager_running.rb b/lib/facter/alert_manager_running.rb
index 660b85cbd..8c2908a0f 100644
--- a/lib/facter/alert_manager_running.rb
+++ b/lib/facter/alert_manager_running.rb
@@ -4,6 +4,10 @@
 
 Facter.add('prometheus_alert_manager_running') do
   setcode do
-    service.provider.status == :running
+    begin
+      service.provider.status == :running
+    rescue Puppet::Error
+      false
+    end
   end
 end