chore: release 3.4
diff --git a/serial/__init__.py b/serial/__init__.py
index 64c43c1..c24ced8 100644
--- a/serial/__init__.py
+++ b/serial/__init__.py
@@ -13,7 +13,7 @@
 from serial.serialutil import *
 #~ SerialBase, SerialException, to_bytes, iterbytes
 
-__version__ = '3.3'
+__version__ = '3.4'
 
 VERSION = __version__