diff --git a/CHANGELOG b/CHANGELOG
index 0c7232f..f97bdc2 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -107,3 +107,7 @@
 * Update Prometheus to 2.30.2
 * [Full changelog](https://github.com/prometheus/prometheus/releases/tag/v2.30.2)
 
+[1.9.3]
+* Update Prometheus to 2.30.3
+* [Full changelog](https://github.com/prometheus/prometheus/releases/tag/v2.30.3)
+
diff --git a/CloudronManifest.json b/CloudronManifest.json
index e8cd43e..27659c1 100644
--- a/CloudronManifest.json
+++ b/CloudronManifest.json
@@ -1,5 +1,5 @@
 {
-  "version": "1.9.2",
+  "version": "1.9.3",
   "id": "io.prometheus.cloudronapp",
   "title": "Prometheus Server",
   "author": "Erik Tadevosyan",
diff --git a/DESCRIPTION.md b/DESCRIPTION.md
index 00078c4..d128ae9 100644
--- a/DESCRIPTION.md
+++ b/DESCRIPTION.md
@@ -1,4 +1,4 @@
-This app packages Prometheus <upstream>2.30.2</upstream>
+This app packages Prometheus <upstream>2.30.3</upstream>
 
 Prometheus, a Cloud Native Computing Foundation project, is a systems and service monitoring system.
 It collects metrics from configured targets at given intervals, evaluates rule expressions, displays
diff --git a/Dockerfile b/Dockerfile
index bd42375..82e340b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,7 +3,7 @@ FROM cloudron/base:3.0.0@sha256:455c70428723e3a823198c57472785437eb6eab082e79b3f
 RUN mkdir -p /app/code
 WORKDIR /app/code
 
-ARG VERSION=2.30.2
+ARG VERSION=2.30.3
 
 # install Prometheus
 RUN curl -L https://github.com/prometheus/prometheus/releases/download/v${VERSION}/prometheus-${VERSION}.linux-amd64.tar.gz | tar zxvf - --strip-components 1