diff --git a/OpenZFS-exceptions.md b/OpenZFS-exceptions.md
index 39f0841..2843e90 100644
--- a/OpenZFS-exceptions.md
+++ b/OpenZFS-exceptions.md
@@ -15,6 +15,7 @@ The commit is applicable but not applied for the reason described in the comment
 
 OpenZFS issue id | status/ZFS commit | comment
 ---|---|---
+9421|64c1dcef|
 9284|!       |Needs evaluation, similar to the existing mechanism on Linux
 9237|-       |Introduced by 8567 which was never applied to Linux
 9235|!       |Port after OpenZFS 9075