diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 27d71d10..04121464 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -136,7 +136,8 @@ test_unsupported_list:
 flatpak:
   stage: flatpak
   extends: .flatpak
-  image: registry.gitlab.gnome.org/gnome/gnome-runtime-images/gnome:3.36
+  # From https://gitlab.gnome.org/GNOME/gnome-runtime-images/container_registry
+  image: registry.gitlab.gnome.org/gnome/gnome-runtime-images/gnome:42
   variables:
     MANIFEST_PATH: "demo/org.freedesktop.libfprint.Demo.json"
     FLATPAK_MODULE: "libfprint"
diff --git a/demo/org.freedesktop.libfprint.Demo.json b/demo/org.freedesktop.libfprint.Demo.json
index b6ab165d..9fc6dbe8 100644
--- a/demo/org.freedesktop.libfprint.Demo.json
+++ b/demo/org.freedesktop.libfprint.Demo.json
@@ -1,7 +1,7 @@
 {
     "app-id": "org.freedesktop.libfprint.Demo",
     "runtime": "org.gnome.Platform",
-    "runtime-version": "3.36",
+    "runtime-version": "42",
     "sdk": "org.gnome.Sdk",
     "command": "gtk-libfprint-test",
     "finish-args": [