diff --git a/container.yaml b/container.yaml
index 814aa92..e41db2c 100644
--- a/container.yaml
+++ b/container.yaml
@@ -5,6 +5,7 @@ flatpak:
     component: flatpak-sdk
     branch: f43
     runtime: org.fedoraproject.Platform
+    end-of-life: Fedora 43 runtime is no longer supported.
     add-extensions:
         org.fedoraproject.Platform.CL:
             directory: lib64/OpenCL