diff --git a/build-aux/flatpak/org.gnome.Settings.json b/build-aux/flatpak/org.gnome.Settings.json
index fae5e16a7..e64bd9fda 100644
--- a/build-aux/flatpak/org.gnome.Settings.json
+++ b/build-aux/flatpak/org.gnome.Settings.json
@@ -376,6 +376,7 @@
             "sources" : [
                 {
                     "type" : "git",
+                    "branch": "main",
                     "url" : "https://gitlab.freedesktop.org/NetworkManager/NetworkManager.git"
                 }
             ]