diff --git a/README.md b/README.md
index 2b4f6ff..e1fce1a 100644
--- a/README.md
+++ b/README.md
@@ -30,7 +30,7 @@ To download, click the DOWNLOADS button in the top right corner, download the ZI
 
 You will also need these libraries:
   - [MCP_CAN_lib by Cory Fowler](https://github.com/coryjfowler/MCP_CAN_lib)
-  - [iso-tp by Heiko Krupp](https://github.com/dexterbg/iso-tp)
+  - [iso-tp by Heiko Krupp](https://github.com/altelch/iso-tp)
 
 Enter your CAN module configuration in the `TwizyCfg_config.h` tab.
 
diff --git a/TwizyCfg/TwizyCfg.ino b/TwizyCfg/TwizyCfg.ino
index ba71531..35efb56 100644
--- a/TwizyCfg/TwizyCfg.ino
+++ b/TwizyCfg/TwizyCfg.ino
@@ -10,14 +10,14 @@
  * 
  * Libraries used:
  *  - MCP_CAN: https://github.com/coryjfowler/MCP_CAN_lib
- *  - iso-tp: https://github.com/dexterbg/iso-tp [https://github.com/altelch/iso-tp]
+ *  - iso-tp: https://github.com/altelch/iso-tp
  * 
  * License:
  *  This is free software under GNU Lesser General Public License (LGPL)
  *  https://www.gnu.org/licenses/lgpl.html
  *  
  */
-#define TWIZY_CFG_VERSION "V2.1.0 (2017-07-08)"
+#define TWIZY_CFG_VERSION "V2.1.1 (2023-03-05)"
 
 #include <EEPROM.h>