diff --git a/USER_MANUAL.md b/USER_MANUAL.md
index 32b809da..be9ca616 100644
--- a/USER_MANUAL.md
+++ b/USER_MANUAL.md
@@ -794,6 +794,7 @@ LDPC | Low Density Parity Check Codes - a family of powerful FEC codes
 
 1. Bugfixes:
     * Reduce latency when going between TX->RX with Hamlib configured. (PR #893)
+    * Reduce usage of non-real time safe code. (PR #900)
 
 ## V2.0.0 June 2025