diff --git a/examples/common/custom_message.py b/examples/common/custom_message.py
index 22f55736d..1ff87b3ae 100755
--- a/examples/common/custom_message.py
+++ b/examples/common/custom_message.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 """
-Pymodbus Synchrnonous Client Examples
+Pymodbus Synchronous Client Examples
 --------------------------------------------------------------------------
 
 The following is an example of how to use the synchronous modbus client