diff --git a/build/linux/flatpak/org.gimp.GIMP-nightly.json b/build/linux/flatpak/org.gimp.GIMP-nightly.json
index 9b4e119aab..f436f4a0c9 100644
--- a/build/linux/flatpak/org.gimp.GIMP-nightly.json
+++ b/build/linux/flatpak/org.gimp.GIMP-nightly.json
@@ -32,7 +32,7 @@
         "--socket=wayland",
         "--device=dri",
         "--filesystem=host",
-        "--filesystem=xdg-config/GIMP",
+        "--filesystem=xdg-config/GIMP:create",
         "--filesystem=xdg-config/gtk-3.0",
         "--filesystem=/tmp",
         "--filesystem=xdg-run/gvfs",