diff --git a/jakarta-commons-lang.spec b/jakarta-commons-lang.spec
index 358bc09..1e0a023 100644
--- a/jakarta-commons-lang.spec
+++ b/jakarta-commons-lang.spec
@@ -1,24 +1,28 @@
 %define javahome %{_jvmdir}/jdk
 Name:          jakarta-commons-lang
-Version:       2.3
-Release:       4mamba
+Version:       3.12.0
+Release:       1mamba
 Summary:       Jakarta Commons Lang Package
 Group:         Development/Libraries/Java
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
-URL:           http://commons.apache.org/lang/
-Source0:       http://archive.apache.org/dist/commons/lang/source/commons-lang-%{version}-src.tar.gz
+URL:           https://commons.apache.org/proper/commons-lang/
+Source0:       https://www.apache.org/dist/commons/lang/source/commons-lang3-%{version}-src.tar.gz
 Source1:       jakarta-commons-lang-2.3.pom
 Patch0:        jakarta-commons-2.3-lang-notarget.patch
 Patch1:        jakarta-commons-2.3-lang-addosgimanifest.patch
 License:       Apache License Version 2.0
+## AUTOBUILDREQ-BEGIN
+## AUTOBUILDREQ-END
 BuildRequires: apache-ant
 BuildRequires: apache-ant-junit
+BuildRequires: apache-maven
 BuildRequires: java-junit3
-BuildRequires: jpackage-utils
-Requires:      jpackage-utils
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
+BuildRequires: javapackages
+Requires:      javapackages
+Provides:      jakarta-commons-lang24
+Obsoletes:     jakarta-commons-lang24 <= 2.4-3mamba
 
 %description
 The standard Java libraries fail to provide enough methods for manipulation of its core classes. The Lang Component provides these extra methods.
@@ -39,24 +43,11 @@ Date and a series of utilities dedicated to help with building methods, such as
 This package contains javadoc for %{name}.
 
 %prep
-%setup -q -n commons-lang-%{version}-src
-perl -pi -e 's/\r//g' *.txt
-sed -i 's/\r//' STATUS.html
-%patch0
-%patch1
+%setup -q -n commons-lang3-%{version}-src
 
 %build
 export JAVA_HOME=%javahome
-export CLASSPATH=$(build-classpath junit-3.8.2 ant/ant-junit):target/classes:target/tests
-ant \
-  -Djunit.jar=$(find-jar junit-3.8.2) \
-  -Djdk.javadoc=%{_javadocdir}/java \
-  -Dfinal.name=commons-lang \
-  -Dtest.failonerror=false \
-  jar javadoc \
-%if "%{stage1}" != "1"
-  test
-%endif
+mvn -Dproject.build.outputTimestamp="$SOURCE_DATE_EPOCH" -Dmaven.javadoc.skip=true -Dmaven.test.skip=true clean package
 
 %install
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
@@ -64,10 +55,7 @@ ant \
 mkdir -p %{buildroot}%{_javadir}
 mkdir -p %{buildroot}%{_datadir}/maven2/poms
 
-install -p -m 644 dist/commons-lang.jar %{buildroot}%{_javadir}/%{name}-%{version}.jar
-
-install -pm 644 %{SOURCE1} %{buildroot}%{_datadir}/maven2/poms/JPP-jakarta-commons-lang.pom
-%add_to_maven_depmap commons-lang commons-lang %{version} JPP commons-lang
+install -p -m 644 target/commons-lang3-%{version}.jar %{buildroot}%{_javadir}/%{name}-%{version}.jar
 
 (
   cd %{buildroot}%{_javadir}
@@ -82,37 +70,21 @@ install -pm 644 %{SOURCE1} %{buildroot}%{_datadir}/maven2/poms/JPP-jakarta-commo
   done
 )
 
-mkdir -p %{buildroot}%{_javadocdir}/jakarta-commons-lang-%{version}
-cp -pr dist/docs/api/* %{buildroot}%{_javadocdir}/jakarta-commons-lang-%{version}
-ln -s jakarta-commons-lang-%{version} %{buildroot}%{_javadocdir}/jakarta-commons-lang
-
-##%{_bindir}/aot-compile-rpm
-
 %clean
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
 
-%post
-%update_maven_depmap
-
-%postun
-%update_maven_depmap
-
 %files
 %defattr(-,root,root)
 %{_javadir}/jakarta-commons-lang-%{version}.jar
 %{_javadir}/jakarta-commons-lang.jar
 %{_javadir}/commons-lang-%{version}.jar
 %{_javadir}/commons-lang.jar
-%{_datadir}/maven2/poms
-%{_mavendepmapfragdir}
-%doc STATUS.html LICENSE.txt NOTICE.txt RELEASE-NOTES.txt
-
-%files javadoc
-%defattr(-,root,root)
-%{_javadocdir}/jakarta-commons-lang-%{version}
-%{_javadocdir}/jakarta-commons-lang
+%doc LICENSE.txt NOTICE.txt
 
 %changelog
+* Wed Aug 10 2022 Silvan Calarco <silvan.calarco@mambasoft.it> 3.12.0-1mamba
+- update to 3.12.0
+
 * Thu Mar 24 2011 gil <puntogil@libero.it> 2.3-4mamba
 - rebuilt with java-openjdk support