diff --git a/manifests/0000_90_cluster-authentication-operator_02_servicemonitor.yaml b/manifests/0000_90_cluster-authentication-operator_02_servicemonitor.yaml
index 3f0098e739..b594ecc392 100644
--- a/manifests/0000_90_cluster-authentication-operator_02_servicemonitor.yaml
+++ b/manifests/0000_90_cluster-authentication-operator_02_servicemonitor.yaml
@@ -88,7 +88,7 @@ spec:
       sourceLabels:
       - __name__
     - action: drop
-      regex: apiserver_request_duration_seconds_bucket;(0.15|0.25|0.3|0.35|0.4|0.45|0.6|0.7|0.8|0.9|1.25|1.5|1.75|2.5|3|3.5|4.5|6|7|8|9|15|25|30|50)
+      regex: apiserver_request_duration_seconds_bucket;(0.15|0.25|0.3|0.35|0.4|0.45|0.6|0.7|0.8|0.9|1.25|1.5|1.75|2.5|3|3.5|4.5|6|7|8|9|15|25|30|50)(\.0)?
       sourceLabels:
       - __name__
       - le