diff --git a/maven-resources-plugin-3.1.0-source-release.zip b/maven-resources-plugin-3.1.0-source-release.zip
new file mode 100644
index 0000000..0174cee
--- /dev/null
+++ b/maven-resources-plugin-3.1.0-source-release.zip
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:bb1bc6c05aa6da059a90f02f22e394246b0b1064da50b7943fc908e53f75f1f3
+size 936585
diff --git a/maven-resources-plugin-3.2.0-source-release.zip b/maven-resources-plugin-3.2.0-source-release.zip
deleted file mode 100644
index 343aec4..0000000
--- a/maven-resources-plugin-3.2.0-source-release.zip
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:e28f0b5bd337376eb35397dba0cb9168d1839b42f22e565a0328097a8d5d0178
-size 945426
diff --git a/maven-resources-plugin-bootstrap-resources.patch b/maven-resources-plugin-bootstrap-resources.patch
index 7224b7f..5409130 100644
--- a/maven-resources-plugin-bootstrap-resources.patch
+++ b/maven-resources-plugin-bootstrap-resources.patch
@@ -1,6 +1,6 @@
 --- maven-resources-plugin-3.1.0/src/main/filtered-resources/META-INF/maven/org.apache.maven.plugins/maven-resources-plugin/plugin-help.xml	1970-01-01 01:00:00.000000000 +0100
 +++ maven-resources-plugin-3.1.0/src/main/filtered-resources/META-INF/maven/org.apache.maven.plugins/maven-resources-plugin/plugin-help.xml	2019-04-01 08:42:56.035739311 +0200
-@@ -0,0 +1,517 @@
+@@ -0,0 +1,493 @@
 +<?xml version="1.0" encoding="UTF-8"?>
 +<plugin>
 +  <name>${project.name}</name>
@@ -120,14 +120,6 @@
 +          <description>Copy resources of the configured plugin attribute resources</description>
 +        </parameter>
 +        <parameter>
-+          <name>propertiesEncoding</name>
-+          <type>java.lang.String</type>
-+          <since>3.2.0</since>
-+          <required>false</required>
-+          <editable>true</editable>
-+          <description>Copy resources of the configured plugin attribute resources</description>
-+        </parameter>
-+        <parameter>
 +          <name>resources</name>
 +          <type>java.util.List</type>
 +          <required>true</required>
@@ -290,14 +282,6 @@
 +          <description>Copy resources of the configured plugin attribute resources</description>
 +        </parameter>
 +        <parameter>
-+          <name>propertiesEncoding</name>
-+          <type>java.lang.String</type>
-+          <since>3.2.0</since>
-+          <required>false</required>
-+          <editable>true</editable>
-+          <description>Copy resources of the configured plugin attribute resources</description>
-+        </parameter>
-+        <parameter>
 +          <name>skip</name>
 +          <type>boolean</type>
 +          <since>3.0.0</since>
@@ -454,14 +438,6 @@
 +          <description>Copy resources of the configured plugin attribute resources</description>
 +        </parameter>
 +        <parameter>
-+          <name>propertiesEncoding</name>
-+          <type>java.lang.String</type>
-+          <since>3.2.0</since>
-+          <required>false</required>
-+          <editable>true</editable>
-+          <description>Copy resources of the configured plugin attribute resources</description>
-+        </parameter>
-+        <parameter>
 +          <name>resources</name>
 +          <type>java.util.List</type>
 +          <required>true</required>
@@ -520,7 +496,7 @@
 +</plugin>
 --- maven-resources-plugin-3.1.0/src/main/filtered-resources/META-INF/maven/plugin.xml	1970-01-01 01:00:00.000000000 +0100
 +++ maven-resources-plugin-3.1.0/src/main/filtered-resources/META-INF/maven/plugin.xml	2019-04-01 08:42:45.083685375 +0200
-@@ -0,0 +1,866 @@
+@@ -0,0 +1,830 @@
 +<?xml version="1.0" encoding="UTF-8"?>
 +<plugin>
 +  <name>${project.name}</name>
@@ -657,14 +633,6 @@
 +          <description>Copy resources of the configured plugin attribute resources</description>
 +        </parameter>
 +        <parameter>
-+          <name>propertiesEncoding</name>
-+          <type>java.lang.String</type>
-+          <since>3.2.0</since>
-+          <required>false</required>
-+          <editable>true</editable>
-+          <description>Copy resources of the configured plugin attribute resources</description>
-+        </parameter>
-+        <parameter>
 +          <name>resources</name>
 +          <type>java.util.List</type>
 +          <required>true</required>
@@ -861,14 +829,6 @@
 +          <description>Copy resources of the configured plugin attribute resources</description>
 +        </parameter>
 +        <parameter>
-+          <name>propertiesEncoding</name>
-+          <type>java.lang.String</type>
-+          <since>3.2.0</since>
-+          <required>false</required>
-+          <editable>true</editable>
-+          <description>Copy resources of the configured plugin attribute resources</description>
-+        </parameter>
-+        <parameter>
 +          <name>resources</name>
 +          <type>java.util.List</type>
 +          <required>true</required>
@@ -1068,14 +1028,6 @@
 +          <description>Copy resources of the configured plugin attribute resources</description>
 +        </parameter>
 +        <parameter>
-+          <name>propertiesEncoding</name>
-+          <type>java.lang.String</type>
-+          <since>3.2.0</since>
-+          <required>false</required>
-+          <editable>true</editable>
-+          <description>Copy resources of the configured plugin attribute resources</description>
-+        </parameter>
-+        <parameter>
 +          <name>resources</name>
 +          <type>java.util.List</type>
 +          <required>true</required>
@@ -1155,49 +1107,55 @@
 +      <groupId>org.apache.maven</groupId>
 +      <artifactId>maven-plugin-api</artifactId>
 +      <type>jar</type>
-+      <version>3.1.0</version>
++      <version>3.0</version>
 +    </dependency>
 +    <dependency>
 +      <groupId>org.codehaus.plexus</groupId>
 +      <artifactId>plexus-classworlds</artifactId>
 +      <type>jar</type>
-+      <version>2.6.0</version>
++      <version>2.5.2</version>
 +    </dependency>
 +    <dependency>
 +      <groupId>org.apache.maven</groupId>
 +      <artifactId>maven-artifact</artifactId>
 +      <type>jar</type>
-+      <version>3.8.4</version>
++      <version>3.5.4</version>
++    </dependency>
++    <dependency>
++      <groupId>org.eclipse.sisu</groupId>
++      <artifactId>org.eclipse.sisu.plexus</artifactId>
++      <type>jar</type>
++      <version>0.3.3</version>
 +    </dependency>
 +    <dependency>
 +      <groupId>org.apache.maven</groupId>
 +      <artifactId>maven-core</artifactId>
 +      <type>jar</type>
-+      <version>3.1.0</version>
++      <version>3.0</version>
 +    </dependency>
 +    <dependency>
 +      <groupId>org.apache.maven</groupId>
 +      <artifactId>maven-settings</artifactId>
 +      <type>jar</type>
-+      <version>3.8.4</version>
++      <version>3.5.4</version>
 +    </dependency>
 +    <dependency>
 +      <groupId>org.apache.maven.resolver</groupId>
 +      <artifactId>maven-resolver-util</artifactId>
 +      <type>jar</type>
-+      <version>1.6.3</version>
++      <version>1.1.1</version>
 +    </dependency>
 +    <dependency>
-+      <groupId>org.slf4j</groupId>
-+      <artifactId>slf4j-api</artifactId>
++      <groupId>org.apache.commons</groupId>
++      <artifactId>commons-lang3</artifactId>
 +      <type>jar</type>
-+      <version>1.7.32</version>
++      <version>3.8.1</version>
 +    </dependency>
 +    <dependency>
 +      <groupId>org.eclipse.sisu</groupId>
 +      <artifactId>org.eclipse.sisu.inject</artifactId>
 +      <type>jar</type>
-+      <version>0.3.5</version>
++      <version>0.3.3</version>
 +    </dependency>
 +    <dependency>
 +      <groupId>javax.enterprise</groupId>
@@ -1206,64 +1164,58 @@
 +      <version>1.1</version>
 +    </dependency>
 +    <dependency>
++      <groupId>javax.el</groupId>
++      <artifactId>javax.el-api</artifactId>
++      <type>jar</type>
++      <version>3.0.0</version>
++    </dependency>
++    <dependency>
 +      <groupId>org.jboss.spec.javax.interceptor</groupId>
 +      <artifactId>jboss-interceptors-api_1.2_spec</artifactId>
 +      <type>jar</type>
 +      <version>any</version>
 +    </dependency>
 +    <dependency>
-+      <groupId>jakarta.inject</groupId>
-+      <artifactId>jakarta.inject-api</artifactId>
-+      <type>jar</type>
-+      <version>1.0</version>
-+    </dependency>
-+    <dependency>
-+      <groupId>com.google.inject</groupId>
-+      <artifactId>guice</artifactId>
-+      <type>jar</type>
-+      <version>4.2.2</version>
-+    </dependency>
-+    <dependency>
-+      <groupId>aopalliance</groupId>
-+      <artifactId>aopalliance</artifactId>
-+      <type>jar</type>
-+      <version>any</version>
-+    </dependency>
-+    <dependency>
 +      <groupId>com.google.guava</groupId>
 +      <artifactId>guava</artifactId>
 +      <type>jar</type>
-+      <version>any</version>
++      <version>20.0</version>
 +    </dependency>
 +    <dependency>
-+      <groupId>com.google.code.findbugs</groupId>
-+      <artifactId>jsr305</artifactId>
++      <groupId>com.google.inject</groupId>
++      <artifactId>guice</artifactId>
 +      <type>jar</type>
-+      <version>any</version>
-+    </dependency>
-+    <dependency>
-+      <groupId>org.ow2.asm</groupId>
-+      <artifactId>asm</artifactId>
-+      <type>jar</type>
-+      <version>any</version>
++      <version>4.2.0</version>
 +    </dependency>
 +    <dependency>
 +      <groupId>cglib</groupId>
 +      <artifactId>cglib</artifactId>
 +      <type>jar</type>
-+      <version>any</version>
++      <version>3.2.0</version>
++    </dependency>
++    <dependency>
++      <groupId>aopalliance</groupId>
++      <artifactId>aopalliance</artifactId>
++      <type>jar</type>
++      <version>1.0</version>
++    </dependency>
++    <dependency>
++      <groupId>org.ow2.asm</groupId>
++      <artifactId>asm</artifactId>
++      <type>jar</type>
++      <version>5.0.3</version>
 +    </dependency>
 +    <dependency>
 +      <groupId>org.apache.maven</groupId>
 +      <artifactId>maven-resolver-provider</artifactId>
 +      <type>jar</type>
-+      <version>3.8.4</version>
++      <version>3.5.4</version>
 +    </dependency>
 +    <dependency>
 +      <groupId>org.apache.maven.resolver</groupId>
 +      <artifactId>maven-resolver-api</artifactId>
 +      <type>jar</type>
-+      <version>1.6.3</version>
++      <version>1.1.1</version>
 +    </dependency>
 +    <dependency>
 +      <groupId>javax.inject</groupId>
@@ -1275,73 +1227,25 @@
 +      <groupId>org.apache.maven.resolver</groupId>
 +      <artifactId>maven-resolver-impl</artifactId>
 +      <type>jar</type>
-+      <version>1.6.3</version>
++      <version>1.1.1</version>
 +    </dependency>
 +    <dependency>
-+      <groupId>org.apache.maven.resolver</groupId>
-+      <artifactId>maven-resolver-named-locks</artifactId>
++      <groupId>org.slf4j</groupId>
++      <artifactId>slf4j-api</artifactId>
 +      <type>jar</type>
-+      <version>1.7.3</version>
-+    </dependency>
-+    <dependency>
-+      <groupId>javax.annotation</groupId>
-+      <artifactId>javax.annotation-api</artifactId>
-+      <type>jar</type>
-+      <version>1.3.2</version>
++      <version>1.7.25</version>
 +    </dependency>
 +    <dependency>
 +      <groupId>org.apache.maven</groupId>
 +      <artifactId>maven-repository-metadata</artifactId>
 +      <type>jar</type>
-+      <version>3.8.4</version>
++      <version>3.5.4</version>
 +    </dependency>
 +    <dependency>
 +      <groupId>org.apache.maven.resolver</groupId>
 +      <artifactId>maven-resolver-spi</artifactId>
 +      <type>jar</type>
-+      <version>1.6.3</version>
-+    </dependency>
-+    <dependency>
-+      <groupId>org.apache.maven</groupId>
-+      <artifactId>maven-model-builder</artifactId>
-+      <type>jar</type>
-+      <version>3.8.4</version>
-+    </dependency>
-+    <dependency>
-+      <groupId>org.apache.maven</groupId>
-+      <artifactId>maven-builder-support</artifactId>
-+      <type>jar</type>
-+      <version>3.8.4</version>
-+    </dependency>
-+    <dependency>
-+      <groupId>org.apache.maven.shared</groupId>
-+      <artifactId>maven-shared-utils</artifactId>
-+      <type>jar</type>
-+      <version>3.3.4</version>
-+    </dependency>
-+    <dependency>
-+      <groupId>org.apache.maven</groupId>
-+      <artifactId>maven-settings-builder</artifactId>
-+      <type>jar</type>
-+      <version>3.8.4</version>
-+    </dependency>
-+    <dependency>
-+      <groupId>org.codehaus.plexus</groupId>
-+      <artifactId>plexus-sec-dispatcher</artifactId>
-+      <type>jar</type>
-+      <version>2.0</version>
-+    </dependency>
-+    <dependency>
-+      <groupId>org.codehaus.plexus</groupId>
-+      <artifactId>plexus-cipher</artifactId>
-+      <type>jar</type>
-+      <version>2.0</version>
-+    </dependency>
-+    <dependency>
-+      <groupId>org.apache.maven</groupId>
-+      <artifactId>maven-model</artifactId>
-+      <type>jar</type>
-+      <version>3.1.0</version>
++      <version>1.1.1</version>
 +    </dependency>
 +    <dependency>
 +      <groupId>org.codehaus.plexus</groupId>
@@ -1350,22 +1254,58 @@
 +      <version>1.5.5</version>
 +    </dependency>
 +    <dependency>
-+      <groupId>org.codehaus.plexus</groupId>
-+      <artifactId>plexus-interpolation</artifactId>
++      <groupId>org.apache.maven</groupId>
++      <artifactId>maven-model-builder</artifactId>
 +      <type>jar</type>
-+      <version>1.26</version>
++      <version>3.5.4</version>
 +    </dependency>
 +    <dependency>
-+      <groupId>org.eclipse.sisu</groupId>
-+      <artifactId>org.eclipse.sisu.plexus</artifactId>
++      <groupId>org.apache.maven</groupId>
++      <artifactId>maven-builder-support</artifactId>
 +      <type>jar</type>
-+      <version>0.0.0.M2a</version>
++      <version>3.5.4</version>
++    </dependency>
++    <dependency>
++      <groupId>org.apache.maven.shared</groupId>
++      <artifactId>maven-shared-utils</artifactId>
++      <type>jar</type>
++      <version>3.2.1</version>
++    </dependency>
++    <dependency>
++      <groupId>org.apache.maven</groupId>
++      <artifactId>maven-settings-builder</artifactId>
++      <type>jar</type>
++      <version>3.5.4</version>
++    </dependency>
++    <dependency>
++      <groupId>org.sonatype.plexus</groupId>
++      <artifactId>plexus-sec-dispatcher</artifactId>
++      <type>jar</type>
++      <version>1.4</version>
++    </dependency>
++    <dependency>
++      <groupId>org.sonatype.plexus</groupId>
++      <artifactId>plexus-cipher</artifactId>
++      <type>jar</type>
++      <version>1.4</version>
++    </dependency>
++    <dependency>
++      <groupId>org.apache.maven</groupId>
++      <artifactId>maven-model</artifactId>
++      <type>jar</type>
++      <version>3.0</version>
++    </dependency>
++    <dependency>
++      <groupId>org.codehaus.plexus</groupId>
++      <artifactId>plexus-utils</artifactId>
++      <type>jar</type>
++      <version>3.1.0</version>
 +    </dependency>
 +    <dependency>
 +      <groupId>org.apache.maven.shared</groupId>
 +      <artifactId>maven-filtering</artifactId>
 +      <type>jar</type>
-+      <version>3.2.0</version>
++      <version>3.1.1</version>
 +    </dependency>
 +    <dependency>
 +      <groupId>org.sonatype.plexus</groupId>
@@ -1377,13 +1317,13 @@
 +      <groupId>commons-io</groupId>
 +      <artifactId>commons-io</artifactId>
 +      <type>jar</type>
-+      <version>2.6</version>
++      <version>2.5</version>
 +    </dependency>
 +    <dependency>
-+      <groupId>org.apache.commons</groupId>
-+      <artifactId>commons-lang3</artifactId>
++      <groupId>org.codehaus.plexus</groupId>
++      <artifactId>plexus-interpolation</artifactId>
 +      <type>jar</type>
-+      <version>3.8.1</version>
++      <version>1.24</version>
 +    </dependency>
 +  </dependencies>
 +</plugin>
diff --git a/maven-resources-plugin-build.xml b/maven-resources-plugin-build.xml
index 874ce35..b4c9533 100644
--- a/maven-resources-plugin-build.xml
+++ b/maven-resources-plugin-build.xml
@@ -13,16 +13,16 @@
   <property name="project.description"
             value="The Resources Plugin handles the copying of project resources to the output
     directory. There are two different kinds of resources: main resources and test resources. The
-    difference is that the main resources are the resources associated with the main
-    source code while the test resources are associated with the test source code.
+    difference is that the main resources are the resources associated to the main
+    source code while the test resources are associated to the test source code.
     Thus, this allows the separation of resources for the main source code and its
     unit tests."/>
   <property name="project.groupId" value="org.apache.maven.plugins"/>
   <property name="project.artifactId" value="maven-resources-plugin"/>
-  <property name="project.version" value="3.2.0"/>
+  <property name="project.version" value="3.1.0"/>
   <property name="project.organization.name" value="The Apache Software Foundation"/>
 
-  <property name="spec.version" value="3.2"/>
+  <property name="spec.version" value="3.1"/>
 
   <property name="compiler.source" value="1.8"/>
   <property name="compiler.target" value="${compiler.source}"/>
diff --git a/maven-resources-plugin.spec b/maven-resources-plugin.spec
index a054ec2..ed396d2 100644
--- a/maven-resources-plugin.spec
+++ b/maven-resources-plugin.spec
@@ -23,7 +23,7 @@
 %bcond_with bootstrap
 %endif
 %global base_name maven-resources-plugin
-Version:        3.2.0
+Version:        3.1.0
 Release:        0
 Summary:        Maven Resources Plugin
 License:        Apache-2.0
@@ -33,11 +33,10 @@ Source0:        https://repo1.maven.org/maven2/org/apache/maven/plugins/%{base_n
 Source1:        %{base_name}-build.xml
 Patch0:         %{base_name}-bootstrap-resources.patch
 BuildRequires:  apache-commons-io
-BuildRequires:  apache-commons-lang3
 BuildRequires:  fdupes
 BuildRequires:  java-devel >= 1.8
 BuildRequires:  javapackages-local
-BuildRequires:  maven-filtering >= 3.2.0
+BuildRequires:  maven-filtering
 BuildRequires:  maven-lib
 BuildRequires:  maven-plugin-annotations
 BuildRequires:  plexus-interpolation
@@ -95,7 +94,6 @@ cp %{SOURCE1} build.xml
 mkdir -p lib
 build-jar-repository -s lib \
     commons-io \
-    commons-lang3 \
     maven-filtering/maven-filtering \
     maven/maven-core \
     maven/maven-model \