diff --git a/library.properties b/library.properties
index bb80055..975adf3 100644
--- a/library.properties
+++ b/library.properties
@@ -1,5 +1,5 @@
 name=autowp-mcp2515
-version=1.0.3
+version=1.2.1
 author=autowp <autowp@gmail.com>
 maintainer=autowp <autowp@gmail.com>
 sentence=Arduino MCP2515 CAN interface library