diff --git a/ChangeLog b/ChangeLog
index aeb8c45..9128aba 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2020-07-17  Xie Yanbo  <xieyanbo@gmail.com>
+
+    * release version 2.2.1
+
+2020-07-03  Stavros Ntentos
+
+    * explicitly declare the dependent package prompt-toolkit must be >=2
+
 2020-05-18  Xie Yanbo  <xieyanbo@gmail.com>
 
     * remove selenium's short name s to avoid conflict with command step
diff --git a/DebugLibrary/version.py b/DebugLibrary/version.py
index 8418bbc..8ec4737 100644
--- a/DebugLibrary/version.py
+++ b/DebugLibrary/version.py
@@ -1 +1 @@
-VERSION = '2.2.0'
+VERSION = '2.2.1'