diff --git a/container.yaml b/container.yaml
index 3d0d582..ff0a098 100644
--- a/container.yaml
+++ b/container.yaml
@@ -2,7 +2,7 @@ flatpak:
     id: xyz.ketok.Speedtest
     branch: stable
     runtime-name: flatpak-runtime
-    runtime-version: f39
+    runtime-version: f40
     packages:
         - speedtest
     command: speedtest