diff --git a/projects/arrstack/project.yaml b/projects/arrstack/project.yaml
index 5e3495a3..0a4c5662 100644
--- a/projects/arrstack/project.yaml
+++ b/projects/arrstack/project.yaml
@@ -17,7 +17,7 @@ apps:
 - name: sonarr
   namespace: sonarr
   chart: sonarr
-  targetRevision: 15.1.0
+  targetRevision: 15.2.1
   include:
   - noRoot
   - tmpdirs