diff --git a/pkgs/flatpak/com.github.rafostar.Clapper-testing.json b/pkgs/flatpak/com.github.rafostar.Clapper-testing.json
index 3038b812..6fbba79a 100644
--- a/pkgs/flatpak/com.github.rafostar.Clapper-testing.json
+++ b/pkgs/flatpak/com.github.rafostar.Clapper-testing.json
@@ -36,6 +36,7 @@
         "testing/gstreamer-1.0/gst-plugins-ugly.json",
         "testing/gstreamer-1.0/gst-libav.json",
         "testing/gstreamer-1.0/gstreamer-vaapi.json",
+        "testing/libadwaita.json",
         {
             "name": "clapper",
             "buildsystem": "meson",
diff --git a/pkgs/flatpak/com.github.rafostar.Clapper.json b/pkgs/flatpak/com.github.rafostar.Clapper.json
index cd86663c..dc244780 100644
--- a/pkgs/flatpak/com.github.rafostar.Clapper.json
+++ b/pkgs/flatpak/com.github.rafostar.Clapper.json
@@ -42,6 +42,7 @@
         "flathub/gstreamer-1.0/gst-libav.json",
         "flathub/gstreamer-1.0/gstreamer-vaapi.json",
         "flathub/lib/gtk4.json",
+        "testing/libadwaita.json",
         {
             "name": "clapper",
             "buildsystem": "meson",
diff --git a/pkgs/flatpak/testing/libadwaita.json b/pkgs/flatpak/testing/libadwaita.json
new file mode 100644
index 00000000..5d8e7b53
--- /dev/null
+++ b/pkgs/flatpak/testing/libadwaita.json
@@ -0,0 +1,21 @@
+{
+    "name": "libadwaita",
+    "buildsystem": "meson",
+    "config-opts": [
+        "--buildtype=release",
+        "--wrap-mode=nofallback",
+        "-Dintrospection=enabled",
+        "-Dvapi=false",
+        "-Dgtk_doc=false",
+        "-Dtests=false",
+        "-Dexamples=false"
+    ],
+    "sources": [
+        {
+            "type": "git",
+            "url": "https://gitlab.gnome.org/GNOME/libadwaita.git",
+            "tag": "1.0.0-alpha.2",
+            "commit": "f5932ab4250c8e709958c6e75a1a4941a5f0f386"
+        }
+    ]
+}