diff --git a/pvr.mythtv/addon.xml.in b/pvr.mythtv/addon.xml.in
index af5128f2..b08bfd4a 100644
--- a/pvr.mythtv/addon.xml.in
+++ b/pvr.mythtv/addon.xml.in
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <addon
   id="pvr.mythtv"
-  version="21.0.4"
+  version="21.1.0"
   name="MythTV PVR Client"
   provider-name="Christian Fetzer, Jean-Luc Barrière">
   <requires>@ADDON_DEPENDS@</requires>
diff --git a/pvr.mythtv/changelog.txt b/pvr.mythtv/changelog.txt
index c0c8fd99..59fcd69b 100644
--- a/pvr.mythtv/changelog.txt
+++ b/pvr.mythtv/changelog.txt
@@ -1,3 +1,7 @@
+v21.1.0
+- Sync upstream lib cppmyth 2.17.0
+  - Improves intrinsic operations
+
 v21.0.3
 - Sync upstream lib cppmyth 2.16.4
   - increase the default transfer chunk size from 64K to 262K