diff --git a/app/xdg-app-builtins-build-finish.c b/app/xdg-app-builtins-build-finish.c
index 0ba83000..8e1fc023 100644
--- a/app/xdg-app-builtins-build-finish.c
+++ b/app/xdg-app-builtins-build-finish.c
@@ -60,7 +60,7 @@ export_dir (int            source_parent_fd,
     goto out;
 
   do
-    res = mkdirat (destination_parent_fd, destination_name, 0777);
+    res = mkdirat (destination_parent_fd, destination_name, 0755);
   while (G_UNLIKELY (res == -1 && errno == EINTR));
   if (res == -1)
     {
diff --git a/lib/xdg-app-dir.c b/lib/xdg-app-dir.c
index 14a2349f..ab86b632 100644
--- a/lib/xdg-app-dir.c
+++ b/lib/xdg-app-dir.c
@@ -1241,7 +1241,7 @@ export_dir (int            source_parent_fd,
     goto out;
 
   do
-    res = mkdirat (destination_parent_fd, destination_name, 0777);
+    res = mkdirat (destination_parent_fd, destination_name, 0755);
   while (G_UNLIKELY (res == -1 && errno == EINTR));
   if (res == -1)
     {