diff --git a/hetu-docs/en/connector/kafka-tutorial.md b/hetu-docs/en/connector/kafka-tutorial.md
index 5d0a200d6..f69fc7de5 100644
--- a/hetu-docs/en/connector/kafka-tutorial.md
+++ b/hetu-docs/en/connector/kafka-tutorial.md
@@ -565,4 +565,4 @@ lk:default> SELECT created_at, raw_date FROM (
 (5 rows)
 ```
 
-The Kafka connector contains converters for ISO 8601, RFC 2822 text formats and for number-based timestamps using seconds or miilliseconds since the epoch. There is also a generic, text-based formatter which uses Joda-Time format strings to parse text columns.
+The Kafka connector contains converters for ISO 8601, RFC 2822 text formats and for number-based timestamps using seconds or milliseconds since the epoch. There is also a generic, text-based formatter which uses Joda-Time format strings to parse text columns.