diff --git a/conf/app.src b/conf/app.src
index f9ec000..28470a6 100644
--- a/conf/app.src
+++ b/conf/app.src
@@ -2,6 +2,5 @@ SOURCE_URL=https://github.com/the-djmaze/snappymail/releases/download/v2.16.3/sn
 SOURCE_SUM=e629fafd3e536f8133f8479603e29b0af3cb2a6f249cfad3d8988046f1cdcf63
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=tar.gz
-SOURCE_IN_SUBDIR=false
+SOURCE_IN_SUBDIR=true
 SOURCE_FILENAME=
-SOURCE_EXTRACT=true
diff --git a/manifest.json b/manifest.json
index 8bc4d4d..2e54bed 100644
--- a/manifest.json
+++ b/manifest.json
@@ -29,7 +29,7 @@
         "php8.0-fpm"
     ],
     "arguments": {
-        "install" : [
+        "install": [
             {
                 "name": "domain",
                 "type": "domain"