diff --git a/CHANGELOG.md b/CHANGELOG.md
index 04e9a05..9af9b0e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,7 @@
 # Changes in Medidata.MAuth
+## v5.1.6
+- **[Core]** Fix bug in MAuth verification.
+
 ## v5.1.5
 - **[Core]** Fix bug in MAuth caching response
 ## v5.1.4
diff --git a/version.props b/version.props
index 89f0dbf..bf48726 100644
--- a/version.props
+++ b/version.props
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Project>
   <PropertyGroup>
-    <Version>5.1.5</Version>
+    <Version>5.1.6</Version>
   </PropertyGroup>
 </Project>