diff --git a/0001-add-javadoc-plugin.patch b/0001-add-javadoc-plugin.patch
deleted file mode 100644
index 350b86b..0000000
--- a/0001-add-javadoc-plugin.patch
+++ /dev/null
@@ -1,36 +0,0 @@
-From 9d40cc895709fe3b178e587b946d47249aac2b5f Mon Sep 17 00:00:00 2001
-From: wang--ge <wang__ge@126.com>
-Date: Thu, 27 Jan 2022 11:19:48 +0800
-Subject: [PATCH] add javadoc plugin
-
----
- pom.xml | 13 +++++++++++++
- 1 file changed, 13 insertions(+)
-
-diff --git a/pom.xml b/pom.xml
-index 9ea840a..8003d25 100644
---- a/pom.xml
-+++ b/pom.xml
-@@ -360,6 +360,19 @@
-           <effort>Default</effort>
-         </configuration>
-       </plugin>
-+	<plugin>
-+		<groupId>org.apache.maven.plugins</groupId>
-+		<artifactId>maven-javadoc-plugin</artifactId>
-+		<version>3.0.0-M1</version>
-+		<executions>
-+			<execution>
-+				<id>attach-javadoc</id>
-+				<goals>
-+					<goal>jar</goal>
-+				</goals>
-+			</execution>
-+		</executions>
-+	</plugin>
-     </plugins>
-   </build>
- 
--- 
-2.27.0
-
diff --git a/bcel-6.4.1-src.tar.gz b/bcel-6.4.1-src.tar.gz
new file mode 100644
index 0000000..c9d3b53
Binary files /dev/null and b/bcel-6.4.1-src.tar.gz differ
diff --git a/bcel-6.5.0-src.tar.gz b/bcel-6.5.0-src.tar.gz
deleted file mode 100644
index dcc2f01..0000000
Binary files a/bcel-6.5.0-src.tar.gz and /dev/null differ
diff --git a/bcel.spec b/bcel.spec
index c36450d..2febf5b 100644
--- a/bcel.spec
+++ b/bcel.spec
@@ -1,14 +1,12 @@
 Name:           bcel
-Version:        6.5.0
+Version:        6.4.1
 Release:        1
 Summary:        Byte Code Engineering Library
 License:        ASL 2.0
 URL:            http://commons.apache.org/proper/commons-bcel/
 Source0:        http://archive.apache.org/dist/commons/bcel/source/bcel-%{version}-src.tar.gz
-Patch0:         0001-add-javadoc-plugin.patch
 BuildArch:      noarch
-BuildRequires:  maven-local maven java-1.8.0-openjdk-devel
-Requires:       java-1.8.0-openjdk 
+BuildRequires:  maven-local mvn(org.apache.commons:commons-parent:pom:)
 Obsoletes:      bcel-javadoc < %{version}-%{release}
 Provides:       bcel-javadoc = %{version}-%{release}
 
@@ -25,16 +23,10 @@ Java class files (those ending with .class).
 %mvn_file : %{name}
 
 %build
-mvn -DskipTests -Drat.skip=true package
+%mvn_build -f
 
 %install
-install -d -m 0755 %{buildroot}%{_javadir}
-install -d -m 0755 %{buildroot}%{_mavenpomdir}
-install -d -m 0755 %{buildroot}%{_javadocdir}/%{name}
-install -pm 0644 target/bcel-%{version}-javadoc.jar %{buildroot}%{_javadocdir}/%{name}
-install -pm 0644 target/bcel-%{version}.jar %{buildroot}%{_javadir}/bcel.jar
-install -pm 0644 pom.xml %{buildroot}%{_mavenpomdir}/bcel.pom
-%add_maven_depmap bcel.pom bcel.jar
+%mvn_install
 
 %files
 %attr(0644,root,root) %{_datadir}/maven-metadata/bcel.xml
@@ -45,6 +37,10 @@ install -pm 0644 pom.xml %{buildroot}%{_mavenpomdir}/bcel.pom
 %{_javadocdir}/%{name}
 
 %changelog
+* Wed Feb 16 2022 yaoxin <yaoxin30@huawei.com> - 6.4.1-1
+- When bcel is upgraded to 6.5.0,other packages that depend on bcel fail to be compiled.
+- Downgrade bcel to 6.4.1.
+
 * Wed Jan 19 2022 SimpleUpdate Robot <tc@openeuler.org> - 6.5.0-1
 - Upgrade to version 6.5.0