diff --git a/heka/map.jinja b/heka/map.jinja
index e362fce..346671a 100644
--- a/heka/map.jinja
+++ b/heka/map.jinja
@@ -64,6 +64,7 @@
     'sensu_notification_handler': default_sensu_notification_handler,
     'sensu_port': default_sensu_port,
     'sensu_watchdog_ttl': default_sensu_watchdog_ttl,
+    'heka_queue_size_threshold': 134217728
   }
 }, merge=salt['pillar.get']('heka:log_collector')) %}
 
diff --git a/heka/meta/prometheus.yml b/heka/meta/prometheus.yml
index b772d6b..75b7d97 100644
--- a/heka/meta/prometheus.yml
+++ b/heka/meta/prometheus.yml
@@ -4,7 +4,7 @@
   alert:
     HekaOutputQueueStalled:
       if: >-
-        delta(heka_output_queue_size[1h]) == 0
+        heka_output_queue_size > {{ log_collector.heka_queue_size_threshold }}
       labels:
         severity: warning
         service: heka