diff --git a/templates/prometheus/config/prometheus/alert.rules.j2 b/templates/prometheus/config/prometheus/alert.rules.j2
index 3d2c0db..0980b9c 100644
--- a/templates/prometheus/config/prometheus/alert.rules.j2
+++ b/templates/prometheus/config/prometheus/alert.rules.j2
@@ -2,7 +2,7 @@ groups:
 - name: smardigo
   rules:
   - alert: too_many_connections
-    expr: pg_stat_database_numbackends > 21
+    expr: pg_stat_database_numbackends > 30
     for: 2m
     labels:
       severity: critical