diff --git a/.github/workflows/motoko-invoice-e2e.yaml b/.github/workflows/motoko-invoice-e2e.yaml
index 7a5dcecdd..019539c9d 100644
--- a/.github/workflows/motoko-invoice-e2e.yaml
+++ b/.github/workflows/motoko-invoice-e2e.yaml
@@ -1,3 +1,4 @@
+# Known failure: https://dfinity.atlassian.net/browse/EM-9
 name: motoko-invoice-canister-e2e
 on:
   push: