docs: fix typos
diff --git a/serial/urlhandler/protocol_hwgrep.py b/serial/urlhandler/protocol_hwgrep.py
index 1a288c9..22805cc 100644
--- a/serial/urlhandler/protocol_hwgrep.py
+++ b/serial/urlhandler/protocol_hwgrep.py
@@ -12,7 +12,7 @@
#
# where <regexp> is a Python regexp according to the re module
#
-# violating the normal definition for URLs, the charachter `&` is used to
+# violating the normal definition for URLs, the character `&` is used to
# separate parameters from the arguments (instead of `?`, but the question mark
# is heavily used in regexp'es)
#