diff --git a/drivers/serial/mux.c b/drivers/serial/mux.c
index 8321101..e940317 100644
--- a/drivers/serial/mux.c
+++ b/drivers/serial/mux.c
@@ -582,7 +582,7 @@
 };
 
 /**
- * mux_init - Serial MUX initalization procedure.
+ * mux_init - Serial MUX initialization procedure.
  *
  * Register the Serial MUX driver.
  */