diff --git a/RELNOTES.txt b/RELNOTES.txt
index 286b79e..8478af3 100644
--- a/RELNOTES.txt
+++ b/RELNOTES.txt
@@ -1,7 +1,7 @@
                             Release Notes for
                  P4Perl, Perforce's script API for Perl
 
-                             Version 2020.1
+                             Version 2020.1 Patch 1
 
 Introduction
 
@@ -294,6 +294,15 @@ Key to symbols used in change notes below.
 
 --------------------------------------------------------------------------
 
+New functionality in 2020.1 Patch 1
+
+	(Job #104857) * ***
+      Windows builds have updated version of OpenSSL(1.1.1i),
+      to address possible vulnerability: CVE-2015-0288.
+      Linux builds are not affected.
+
+--------------------------------------------------------------------------
+
 New functionality in 2020.1
 
 	#2000936 (Job #103626) * ** ***