diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 22cc2f23555ca4d6c9f2696bc97d9e14d142b358..40ea21e08670b43a83f5a387596c9b43155224ba 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -14,8 +14,9 @@ flatpak:
   script:
   - apk update && apk add flatpak-builder
   - flatpak remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo
-  - flatpak install -y flathub org.gnome.Platform 45
-  - flatpak install -y flathub org.gnome.Sdk 45
+  - flatpak remote-add --if-not-exists gnome-nightly https://nightly.gnome.org/gnome-nightly.flatpakrepo
+  - flatpak install -y gnome-nightly org.gnome.Platform master
+  - flatpak install -y gnome-nightly org.gnome.Sdk master
   - flatpak-builder --stop-at=${FLATPAK_MODULE} app ${MANIFEST_PATH}
   - flatpak build app meson setup --prefix=/app ${MESON_ARGS} _build
   - flatpak build app meson install -C _build
diff --git a/uk.me.bcowan.Rugby.yml b/uk.me.bcowan.Rugby.yml
index b2c9eed8bc8bbcff80bdb0830fcb400039d7a919..a41a3c1eb5589d671df47d862c1fc8e7ba49c222 100644
--- a/uk.me.bcowan.Rugby.yml
+++ b/uk.me.bcowan.Rugby.yml
@@ -4,7 +4,7 @@
 
 app-id: uk.me.bcowan.Rugby
 runtime: org.gnome.Platform
-runtime-version: "45"
+runtime-version: "master"
 sdk: org.gnome.Sdk
 command: rugby