diff --git a/gradle-6.5-bin.zip b/gradle-6.5-bin.zip
deleted file mode 100644
index aa94644bd073794b801b615530cab0b3593a74d1..0000000000000000000000000000000000000000
Binary files a/gradle-6.5-bin.zip and /dev/null differ
diff --git a/kafka-2.6.0-src.tgz b/kafka-2.4.0-src.tgz
similarity index 49%
rename from kafka-2.6.0-src.tgz
rename to kafka-2.4.0-src.tgz
index 19dbec6365c2a7562803bfea6698f887bf26e0d4..7d31f17b8a27af22077ee8a447d7bd79acbc11fa 100644
Binary files a/kafka-2.6.0-src.tgz and b/kafka-2.4.0-src.tgz differ
diff --git a/kafka.spec b/kafka.spec
index 342c9c322fecae4905f3ab800e6071a29ab8e1a9..7de1ed258981eba0977ef35ddf426f9d34de6c7a 100644
--- a/kafka.spec
+++ b/kafka.spec
@@ -3,18 +3,20 @@
 %define kafka_home /opt/kafka
 
 Name: kafka
-Version: 2.6.0
-Release: 1%{?dist}
+Version: 2.4.0
+Release: 3
 Summary: A Distributed Streaming Platform.
 
 License: Apache License, Version 2.0
 Source0: https://archive.apache.org/dist/%{name}/%{version}/%{name}-%{version}-src.tgz
-Source1: https://services.gradle.org/distributions/gradle-6.5-bin.zip
-Source2: kafka.service
+Source1: kafka.service
 
 BuildRequires: systemd java-1.8.0-openjdk-devel
 Provides: kafka = %{version}
 Requires: java-1.8.0-openjdk
+# To ensure that Zookeeper is included,deploy Kafka using your own Zookeeper
+Provides: zookeeper = 3.5.6
+Conflicts: zookeeper = 3.6.1
 
 %description
 Apache Kafka is an open-source distributed event streaming platform used by thousands of companies for high-performance data pipelines, streaming analytics, data integration, and mission-critical applications.
@@ -30,8 +32,6 @@ exit 0
 %setup -q -n %{name}-%{version}-src
 
 %build
-unzip -q $RPM_SOURCE_DIR/gradle-6.5-bin.zip
-./gradle-6.5/bin/gradle
 ./gradlew jar
 
 %install
@@ -56,6 +56,15 @@ cp -n */*/build/dependant-libs*/* $RPM_BUILD_ROOT%{kafka_home}/libs
 rm -rf %{buildroot}
 
 %changelog
+* Thu Apr 2 2021 huanghaitao <huanghaitao8@huawei.com> 2.4.0 - 3
+- Declare kafka already include zookeeper
+
+* Thu Mar 25 2021 huanghaitao <huanghaitao8@huawei.com> 2.4.0 - 2
+- Remove dist macros
+
+* Sat Mar 20 2021 huanghaitao <huanghaitao8@huawei.com> 2.4.0 - 1
+- Rebase to 2.4.0
+
 * Sat Aug 15 2020 Hao Zhang <unioah@isrc.iscas.ac.cn>
 - init
 * Sat Oct 04 2020 Hao Zhang <unioah@isrc.iscas.ac.cn>