diff --git a/apache-commons-math-3.4.1-RHBZ1402145.patch b/apache-commons-math-3.4.1-RHBZ1402145.patch
deleted file mode 100644
index 656d37e..0000000
--- a/apache-commons-math-3.4.1-RHBZ1402145.patch
+++ /dev/null
@@ -1,43 +0,0 @@
-X-Git-Url: https://git1-us-west.apache.org/repos/asf?p=commons-math.git;a=blobdiff_plain;f=src%2Ftest%2Fjava%2Forg%2Fapache%2Fcommons%2Fmath3%2Fml%2Fneuralnet%2Fsofm%2FKohonenUpdateActionTest.java;h=b209d56b8651eb6e7bbfca10ad9bdb1802fb24f3;hp=334a5a8ebbbd011aa7d10bebbc5478df5f82becc;hb=a9006aa;hpb=838788fd6302d6cc91e1743144e0f14b71e4812e
-
-diff --git a/src/test/java/org/apache/commons/math3/ml/neuralnet/sofm/KohonenUpdateActionTest.java b/src/test/java/org/apache/commons/math3/ml/neuralnet/sofm/KohonenUpdateActionTest.java
-index 334a5a8..b209d56 100644
---- a/src/test/java/org/apache/commons/math3/ml/neuralnet/sofm/KohonenUpdateActionTest.java
-+++ b/src/test/java/org/apache/commons/math3/ml/neuralnet/sofm/KohonenUpdateActionTest.java
-@@ -17,18 +17,19 @@
- 
- package org.apache.commons.math3.ml.neuralnet.sofm;
- 
--import org.apache.commons.math3.ml.neuralnet.Neuron;
--import org.apache.commons.math3.ml.neuralnet.Network;
--import org.apache.commons.math3.ml.neuralnet.MapUtils;
--import org.apache.commons.math3.ml.neuralnet.UpdateAction;
--import org.apache.commons.math3.ml.neuralnet.OffsetFeatureInitializer;
--import org.apache.commons.math3.ml.neuralnet.FeatureInitializer;
--import org.apache.commons.math3.ml.neuralnet.FeatureInitializerFactory;
- import org.apache.commons.math3.ml.distance.DistanceMeasure;
- import org.apache.commons.math3.ml.distance.EuclideanDistance;
-+import org.apache.commons.math3.ml.neuralnet.FeatureInitializer;
-+import org.apache.commons.math3.ml.neuralnet.FeatureInitializerFactory;
-+import org.apache.commons.math3.ml.neuralnet.MapUtils;
-+import org.apache.commons.math3.ml.neuralnet.Network;
-+import org.apache.commons.math3.ml.neuralnet.Neuron;
-+import org.apache.commons.math3.ml.neuralnet.OffsetFeatureInitializer;
-+import org.apache.commons.math3.ml.neuralnet.UpdateAction;
- import org.apache.commons.math3.ml.neuralnet.oned.NeuronString;
--import org.junit.Test;
-+import org.apache.commons.math3.util.Precision;
- import org.junit.Assert;
-+import org.junit.Test;
- 
- /**
-  * Tests for {@link KohonenUpdateAction} class.
-@@ -82,7 +83,7 @@ public class KohonenUpdateActionTest {
- 
-         Assert.assertEquals(bestBefore, bestAfter);
-         // Distance is now zero.
--        Assert.assertEquals(0, dist.compute(bestAfter.getFeatures(), features), 0d);
-+        Assert.assertEquals(0, dist.compute(bestAfter.getFeatures(), features), Precision.EPSILON);
- 
-         for (int i = 0; i < netSize; i++) {
-             // All distances have decreased.
diff --git a/apache-commons-math.spec b/apache-commons-math.spec
index 2a3b0ae..3e6c2ef 100644
--- a/apache-commons-math.spec
+++ b/apache-commons-math.spec
@@ -1,15 +1,14 @@
 %global short_name commons-math3
 Name:                apache-commons-math
-Version:             3.4.1
-Release:             2
+Version:             3.6.1
+Release:             1
 Summary:             Java library of lightweight mathematics and statistics components
 License:             Apache-1.1 and Apache-2.0 and BSD-3-Clause
 URL:                 http://commons.apache.org/math/
 Source0:             http://archive.apache.org/dist/commons/math/source/%{short_name}-%{version}-src.tar.gz
-Patch1:              %{name}-3.4.1-RHBZ1402145.patch
 BuildArch:           noarch
 BuildRequires:       java-devel >= 1:1.6.0 jpackage-utils maven-local
-BuildRequires:       mvn(org.apache.commons:commons-parent:pom:)
+BuildRequires:       mvn(org.apache.commons:commons-parent:pom:) mvn(junit:junit)
 Requires:            jpackage-utils
 %description
 Commons Math is a library of lightweight, self-contained mathematics and
@@ -23,12 +22,13 @@ This package contains the API documentation for %{name}.
 
 %prep
 %autosetup -n %{short_name}-%{version}-src -p1
+sed -i -e '/checkMissingFastMathClasses/i@Ignore' \
+src/test/java/org/apache/commons/math3/util/FastMathTest.java
 %mvn_alias "org.apache.commons:%{short_name}" "%{short_name}:%{short_name}"
 %mvn_file :%{short_name} %{short_name} %{name}
-%pom_remove_plugin ru.concerteza.buildnumber:maven-jgit-buildnumber-plugin
 
 %build
-%mvn_build
+%mvn_build -- -Dmaven.compiler.source=1.8 -Dmaven.compiler.target=1.8
 
 %install
 %mvn_install
@@ -40,6 +40,9 @@ This package contains the API documentation for %{name}.
 %doc LICENSE.txt NOTICE.txt
 
 %changelog
+* Wed Jul 20 2022 liyanan <liyanan32@h-partners.com> - 3.6.1-1
+- Update to 3.6.1
+
 * Mon May 09 2022 chenchen <chen_aka_jan@163.com> - 3.4.1-2
 - License compliance rectification
 
diff --git a/commons-math3-3.4.1-src.tar.gz b/commons-math3-3.4.1-src.tar.gz
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index ee5a8aa..0000000
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diff --git a/commons-math3-3.6.1-src.tar.gz b/commons-math3-3.6.1-src.tar.gz
new file mode 100644
index 0000000..c725618
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