diff --git a/compose.yaml b/compose.yaml
index 4848185..27a2b15 100644
--- a/compose.yaml
+++ b/compose.yaml
@@ -9,6 +9,8 @@ services:
       - 127.0.0.1:5232:5232
     init: true
     read_only: true
+    env_file: .env
+    user: ${RADICALE_USER}
     security_opt:
       - no-new-privileges:true
     cap_drop:
diff --git a/example.env b/example.env
index 3e370dc..20504d9 100644
--- a/example.env
+++ b/example.env
@@ -1,2 +1,3 @@
 RADICALE_DATA_MNT="./data"
 RADICALE_CONFIG_MNT="./config"
+RADICALE_USER="1000:1000"