diff --git a/CHANGES.md b/CHANGES.md
index 591d8c22..9e32d4f5 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -4,6 +4,10 @@ Notable changes between versions.
 
 ## Latest
 
+#### Addons
+
+* Update Prometheus from v2.8.1 to v2.9.1
+
 ## v1.14.1
 
 * Kubernetes [v1.14.1](https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG-1.14.md#v1141)
diff --git a/addons/prometheus/deployment.yaml b/addons/prometheus/deployment.yaml
index 25447598..fb514139 100644
--- a/addons/prometheus/deployment.yaml
+++ b/addons/prometheus/deployment.yaml
@@ -20,7 +20,7 @@ spec:
       serviceAccountName: prometheus
       containers:
         - name: prometheus
-          image: quay.io/prometheus/prometheus:v2.8.1
+          image: quay.io/prometheus/prometheus:v2.9.1
           args:
             - --web.listen-address=0.0.0.0:9090
             - --config.file=/etc/prometheus/prometheus.yaml