diff --git a/templates/nextcloud-updater.j2 b/templates/nextcloud-updater.j2
index 9420c95..7b5fe20 100644
--- a/templates/nextcloud-updater.j2
+++ b/templates/nextcloud-updater.j2
@@ -6,42 +6,39 @@ NEXTCLOUD_ROOT="{{ nextcloud_root }}"
 UPDATER="updater/updater.phar"
 
 update_db() {
-  for j in `find "$NEXTCLOUD_ROOT" -maxdepth 1 -mindepth 1 -type d`
-    do
-      USER=$(stat -c %U "$j")
-      echo "Aktualisiere $j..."
-      sudo -u "$USER" php "$j"/occ db:convert-filecache-bigint --no-interaction
-      sudo -u "$USER" php "$j"/occ db:add-missing-indices --no-interaction
-  done
+    for j in $(find "$NEXTCLOUD_ROOT" -maxdepth 1 -mindepth 1 -type d -not -path "$NEXTCLOUD_ROOT/mail2deck"); do
+        USER=$(stat -c %U "$j")
+        echo "Aktualisiere $j..."
+        sudo -u "$USER" php "$j"/occ db:convert-filecache-bigint --no-interaction
+        sudo -u "$USER" php "$j"/occ db:add-missing-indices --no-interaction
+    done
 }
 
 update_apps() {
-  for k in `find "$NEXTCLOUD_ROOT" -maxdepth 1 -mindepth 1 -type d`
-    do
-      USER=$(stat -c %U "$k")
-      echo "Aktualisiere $k..."
-      sudo -u "$USER" php "$k"/occ app:update --all
-  done
+    for k in $(find "$NEXTCLOUD_ROOT" -maxdepth 1 -mindepth 1 -type d -not -path "$NEXTCLOUD_ROOT/mail2deck"); do
+        USER=$(stat -c %U "$k")
+        echo "Aktualisiere $k..."
+        sudo -u "$USER" php "$k"/occ app:update --all
+    done
 }
 
 case "$1" in
-  all)
-    for i in `find "$NEXTCLOUD_ROOT" -maxdepth 1 -mindepth 1 -type d`
-      do
-        USER=$(stat -c %U "$i")
-        echo "Aktualisiere $i..."
-        sudo -u "$USER" php "$i"/"$UPDATER" --no-interaction
-    done
-    update_apps
-    update_db
-  ;;
-  apps)
-    update_apps
-  ;;
-  db)
-    update_db
-  ;;
-  *)
-    echo "Usage: nextcloud-updater {all|apps|db}"
-    exit 1
+    all)
+        for i in $(find "$NEXTCLOUD_ROOT" -maxdepth 1 -mindepth 1 -type d -not -path "$NEXTCLOUD_ROOT/mail2deck"); do
+            USER=$(stat -c %U "$i")
+            echo "Aktualisiere $i..."
+            sudo -u "$USER" php "$i"/"$UPDATER" --no-interaction
+        done
+        update_apps
+        update_db
+        ;;
+    apps)
+        update_apps
+        ;;
+    db)
+        update_db
+        ;;
+    *)
+        echo "Usage: nextcloud-updater {all|apps|db}"
+        exit 1
 esac