diff --git a/CHANGELOG b/CHANGELOG
index f97bdc2..9505fa5 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -111,3 +111,5 @@
 * Update Prometheus to 2.30.3
 * [Full changelog](https://github.com/prometheus/prometheus/releases/tag/v2.30.3)
 
+[1.9.4]
+* Set default retention_time to 15 days
diff --git a/CloudronManifest.json b/CloudronManifest.json
index 27659c1..dcb5f82 100644
--- a/CloudronManifest.json
+++ b/CloudronManifest.json
@@ -1,5 +1,5 @@
 {
-  "version": "1.9.3",
+  "version": "1.9.4",
   "id": "io.prometheus.cloudronapp",
   "title": "Prometheus Server",
   "author": "Erik Tadevosyan",