diff --git a/matrix-synapse/values.yaml b/matrix-synapse/values.yaml
index d14c76f..e5fc575 100644
--- a/matrix-synapse/values.yaml
+++ b/matrix-synapse/values.yaml
@@ -790,7 +790,7 @@ volumePermissions:
   image:
     registry: docker.io
     repository: library/alpine
-    tag: 3.19.1
+    tag: 3.20.0
     pullPolicy: Always
 
     ## Optionally specify an array of imagePullSecrets.