diff --git a/container.yaml b/container.yaml
index e3998dc..24d5afb 100644
--- a/container.yaml
+++ b/container.yaml
@@ -9,6 +9,7 @@ flatpak:
     component: flatpak-sdk
     branch: f33
     runtime: org.fedoraproject.Platform
+    end-of-life: Fedora 33 runtime is no longer supported.
     finish-args: >
         --env=GI_TYPELIB_PATH=/app/lib64/girepository-1.0
         --env=GST_PLUGIN_SYSTEM_PATH=/app/lib64/gstreamer-1.0:/usr/lib64/gstreamer-1.0