diff --git a/mixin/alerts/receive.libsonnet b/mixin/alerts/receive.libsonnet
index 5dad30e4787..f9e48a24f27 100644
--- a/mixin/alerts/receive.libsonnet
+++ b/mixin/alerts/receive.libsonnet
@@ -155,7 +155,7 @@
                 avg by (%(dimensions)s) (rate(http_requests_total{code=~"2..", %(selector)s, handler="receive"}[1h]))
               /
                 avg by (%(dimensions)s) (rate(http_requests_total{code=~"2..", %(selector)s, handler="receive"}[12h]))
-              ) * 100 > %(ingestionThreshold)s
+              ) * 100 < %(ingestionThreshold)s
             ||| % thanos.receive,
             'for': '1h',
             labels: {