diff --git a/RELEASE-NOTES.md b/RELEASE-NOTES.md
index 27909c337..1d8122ff3 100644
--- a/RELEASE-NOTES.md
+++ b/RELEASE-NOTES.md
@@ -4,6 +4,7 @@ ZeroTier Release Notes
 # 2021-02-02 -- Version 1.6.3
 
  * Fix a path learning problem causing nodes to go into a "coma" in some network configurations
+ * Blacklist WireGuard interfaces by default
  * Also groundhog day
 
 # 2020-11-30 -- Version 1.6.2