diff --git a/kubernetes/apps/observability/unpoller/app/helmrelease.yaml b/kubernetes/apps/observability/unpoller/app/helmrelease.yaml
index 34e4a34e6..cd94b359c 100644
--- a/kubernetes/apps/observability/unpoller/app/helmrelease.yaml
+++ b/kubernetes/apps/observability/unpoller/app/helmrelease.yaml
@@ -26,7 +26,7 @@ spec:
           unpoller:
             image:
               repository: ghcr.io/unpoller/unpoller
-              tag: v2.19.0@sha256:6b481094a15d6da4d4b701ba5cb2f8358f307a0c438c8e84b4b132b36879ff77
+              tag: v2.21.0@sha256:a08b532be181256318211b6170691e316d29ac04575bc54d59620189953f03aa
             env:
               TZ: America/Los_Angeles
               UP_LOKI_DISABLE: false