diff --git a/ui/src/alerting/utils/vis.test.ts b/ui/src/alerting/utils/vis.test.ts
index e1423102b6e..80793b22e29 100644
--- a/ui/src/alerting/utils/vis.test.ts
+++ b/ui/src/alerting/utils/vis.test.ts
@@ -2,13 +2,13 @@ import {getCheckVisTimeRange} from 'src/alerting/utils/vis'
 
 const duration = 'duration' as 'duration'
 const TESTS = [
-  ['5s', {type: duration, lower: 'now() - 1500s', upper: null}],
-  ['1m', {type: duration, lower: 'now() - 300m', upper: null}],
+  ['5s', {type: duration, lower: 'now() - 500s', upper: null}],
+  ['1m', {type: duration, lower: 'now() - 100m', upper: null}],
   [
     '1m5s',
     {
       type: duration,
-      lower: 'now() - 300m1500s',
+      lower: 'now() - 100m500s',
       upper: null,
     },
   ],
diff --git a/ui/src/alerting/utils/vis.ts b/ui/src/alerting/utils/vis.ts
index d5dec502fdc..4a6b7474037 100644
--- a/ui/src/alerting/utils/vis.ts
+++ b/ui/src/alerting/utils/vis.ts
@@ -11,7 +11,7 @@ import {flatMap} from 'lodash'
 // Types
 import {Threshold, DurationTimeRange} from 'src/types'
 
-const POINTS_PER_CHECK_PLOT = 300
+const POINTS_PER_CHECK_PLOT = 100
 
 /*
   Given the duration in a check's `every` field, return a `TimeRange` suitable