diff --git a/RELEASE-NOTES.md b/RELEASE-NOTES.md
index 9da52f097c..2117ae1882 100644
--- a/RELEASE-NOTES.md
+++ b/RELEASE-NOTES.md
@@ -11,6 +11,7 @@ Enhancements
 Fixes
 -----
 * Do not cache InetSocketAddress/SocketAddress in RedisURI #144
+* pfmerge invokes PFADD instead of PFMERGE (thanks to @christophstrobl) #158
 
 Other
 ------