diff --git a/Jenkinsfile b/Jenkinsfile
index 94565de82..15eb98791 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -258,6 +258,7 @@ stage('Default build') {
 							install \
 					"} \
 					-Pdist \
+					-Pcoverage \
 					-Pjqassistant -Pci-build \
 					${enableDefaultBuildIT ? '' : '-DskipITs'} \
 					${toTestJdkArg(environments.content.jdk.default)} \
diff --git a/build/reports/pom.xml b/build/reports/pom.xml
index 6915655e0..4d11d84cf 100644
--- a/build/reports/pom.xml
+++ b/build/reports/pom.xml
@@ -156,4 +156,31 @@
             </plugin>
         </plugins>
     </build>
+    <profiles>
+        <profile>
+            <id>coverage-report</id>
+            <build>
+                <plugins>
+                    <plugin>
+                        <groupId>org.jacoco</groupId>
+                        <artifactId>jacoco-maven-plugin</artifactId>
+                        <executions>
+                            <execution>
+                                <id>jacoco-report-aggregate</id>
+                                <phase>package</phase>
+                                <goals>
+                                    <goal>report-aggregate</goal>
+                                </goals>
+                                <configuration>
+                                    <dataFileIncludes>
+                                        <include>**/*.exec</include>
+                                    </dataFileIncludes>
+                                </configuration>
+                            </execution>
+                        </executions>
+                    </plugin>
+                </plugins>
+            </build>
+        </profile>
+    </profiles>
 </project>
diff --git a/engine/pom.xml b/engine/pom.xml
index 0bced06ec..2dc760d12 100644
--- a/engine/pom.xml
+++ b/engine/pom.xml
@@ -316,6 +316,27 @@
                     <parallel>tests</parallel>
                     <threadCount>4</threadCount>
                 </configuration>
+                <executions>
+                    <execution>
+                        <id>default-test</id>
+                        <configuration>
+                            <excludes>
+                                <exclude>**/ByteBuddy*Test</exclude>
+                            </excludes>
+                        </configuration>
+                    </execution>
+                    <execution>
+                        <id>bytebuddy-test</id>
+                        <goals><goal>test</goal></goals>
+                        <phase>test</phase>
+                        <configuration>
+                            <argLine>${surefire.jvm.nojacoco.args}</argLine>
+                            <includes>
+                                <include>**/ByteBuddy*Test</include>
+                            </includes>
+                        </configuration>
+                    </execution>
+                </executions>
             </plugin>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
diff --git a/engine/src/test/java/org/hibernate/validator/test/internal/engine/methodvalidation/RelaxedMethodParameterConstraintsTest.java b/engine/src/test/java/org/hibernate/validator/test/internal/engine/methodvalidation/RelaxedMethodParameterConstraintsTest.java
index 231a18eac..1dc01c62f 100644
--- a/engine/src/test/java/org/hibernate/validator/test/internal/engine/methodvalidation/RelaxedMethodParameterConstraintsTest.java
+++ b/engine/src/test/java/org/hibernate/validator/test/internal/engine/methodvalidation/RelaxedMethodParameterConstraintsTest.java
@@ -72,7 +72,7 @@ public void disallowStrengtheningInSubType() {
 	}
 
 	@Test
-	public void allowStrengtheningInSubType() {
+	public void allowStrengtheningInSubType() throws NoSuchMethodException {
 		HibernateValidatorConfiguration configuration = Validation.byProvider( HibernateValidator.class ).configure();
 
 		configuration.allowOverridingMethodAlterParameterConstraint( true );
@@ -83,7 +83,7 @@ public void allowStrengtheningInSubType() {
 		Set<ConstraintViolation<RealizationWithAdditionalMethodParameterConstraint>> violations =
 				validator.forExecutables().validateParameters(
 						new RealizationWithAdditionalMethodParameterConstraint(),
-						RealizationWithAdditionalMethodParameterConstraint.class.getDeclaredMethods()[0],
+						RealizationWithAdditionalMethodParameterConstraint.class.getDeclaredMethod( "bar", String.class ),
 						new Object[] { "foo" }
 				);
 
diff --git a/engine/src/test/java/org/hibernate/validator/test/internal/util/ExecutableHelperTest.java b/engine/src/test/java/org/hibernate/validator/test/internal/util/ExecutableHelperTest.java
index 6d57201ad..4552c2c80 100644
--- a/engine/src/test/java/org/hibernate/validator/test/internal/util/ExecutableHelperTest.java
+++ b/engine/src/test/java/org/hibernate/validator/test/internal/util/ExecutableHelperTest.java
@@ -117,7 +117,7 @@ public void methodDefinedInOtherTypeHierarchyDoesNotOverride() throws Exception
 
 	@Test
 	public void methodWithNarrowedParameterTypeDoesNotOverride() throws Exception {
-		Method methodFromBase = SimpleServiceBase.class.getDeclaredMethods()[0];
+		Method methodFromBase = SimpleServiceBase.class.getDeclaredMethod( "doSomething", Number.class );
 		Method methodFromImpl = SimpleServiceImpl1.class.getDeclaredMethod( "doSomething", Number.class );
 
 		assertThat( executableHelper.overrides( methodFromImpl, methodFromBase ) ).isTrue();
@@ -129,7 +129,7 @@ public void methodWithNarrowedParameterTypeDoesNotOverride() throws Exception {
 
 	@Test
 	public void methodWithIntermediateClass() throws Exception {
-		Method methodFromBase = SimpleServiceBase.class.getDeclaredMethods()[0];
+		Method methodFromBase = SimpleServiceBase.class.getDeclaredMethod( "doSomething", Number.class );
 		Method methodFromImpl = SimpleServiceImpl2.class.getDeclaredMethod( "doSomething", Number.class );
 
 		assertThat( executableHelper.overrides( methodFromImpl, methodFromBase ) ).isTrue();
@@ -141,7 +141,7 @@ public void methodWithIntermediateClass() throws Exception {
 
 	@Test
 	public void methodWithGenerics() throws Exception {
-		Method methodFromBase = GenericServiceBase.class.getDeclaredMethods()[0];
+		Method methodFromBase = GenericServiceBase.class.getDeclaredMethod( "doSomething", Object.class );
 		Method methodFromImpl = GenericServiceImpl1.class.getDeclaredMethod( "doSomething", Number.class );
 
 		assertThat( executableHelper.overrides( methodFromImpl, methodFromBase ) ).isTrue();
@@ -153,7 +153,7 @@ public void methodWithGenerics() throws Exception {
 
 	@Test
 	public void methodWithGenericsAndIntermediateClass() throws Exception {
-		Method methodFromBase = GenericServiceBase.class.getDeclaredMethods()[0];
+		Method methodFromBase = GenericServiceBase.class.getDeclaredMethod( "doSomething", Object.class );
 		Method methodFromImpl = GenericServiceImpl2.class.getDeclaredMethod( "doSomething", Number.class );
 
 		assertThat( executableHelper.overrides( methodFromImpl, methodFromBase ) ).isTrue();
@@ -165,10 +165,10 @@ public void methodWithGenericsAndIntermediateClass() throws Exception {
 
 	@Test
 	public void methodWithGenericsAndMultipleIntermediateClasses() throws Exception {
-		Method methodFromBase = GenericServiceBase.class.getDeclaredMethods()[0];
+		Method methodFromBase = GenericServiceBase.class.getDeclaredMethod( "doSomething", Object.class );
 		Method methodFromImpl = GenericServiceImpl3.class.getDeclaredMethod( "doSomething", Number.class );
 
-		assertThat( executableHelper.overrides( methodFromImpl, methodFromBase ) ).isTrue();
+		assertThat( executableHelper.overrides( methodFromImpl, methodFromBase ) ).as( methodFromImpl + " : " + methodFromBase ).isTrue();
 
 		methodFromImpl = GenericServiceImpl2.class.getDeclaredMethod( "doSomething", Integer.class );
 
@@ -177,7 +177,7 @@ public void methodWithGenericsAndMultipleIntermediateClasses() throws Exception
 
 	@Test
 	public void methodWithParameterizedSubType() throws Exception {
-		Method methodFromBase = GenericServiceBase.class.getDeclaredMethods()[0];
+		Method methodFromBase = GenericServiceBase.class.getDeclaredMethod( "doSomething", Object.class );
 		Method methodFromImpl = ParameterizedSubType.class.getDeclaredMethod( "doSomething", Object.class );
 
 		assertThat( executableHelper.overrides( methodFromImpl, methodFromBase ) ).isTrue();
diff --git a/pom.xml b/pom.xml
index 051c766bc..7815fe1c0 100644
--- a/pom.xml
+++ b/pom.xml
@@ -269,6 +269,7 @@
         <version.versions.plugin>2.17.1</version.versions.plugin>
         <version.maven-wrapper-plugin>3.3.2</version.maven-wrapper-plugin>
         <version.spotless-maven-plugin>2.43.0</version.spotless-maven-plugin>
+        <version.jacoco.plugin>0.8.12</version.jacoco.plugin>
 
         <!-- Forbidden API related properties -->
         <forbiddenapis-junit.path>forbidden-junit.txt</forbiddenapis-junit.path>
@@ -358,6 +359,9 @@
         <surefire.jvm.args.add-opens></surefire.jvm.args.add-opens>
         <surefire.jvm.args.java-version></surefire.jvm.args.java-version>
         <surefire.jvm.args.jaxp.strict-args></surefire.jvm.args.jaxp.strict-args>
+        <!-- JVM args generated by JaCoCo -->
+        <surefire.jvm.args.jacoco></surefire.jvm.args.jacoco>
+        <failsafe.jvm.args.jacoco></failsafe.jvm.args.jacoco>
         <!--
           The arguments below are Shrinkwrap settings taken from
           https://github.com/shrinkwrap/resolver/blob/788a3c1148af3a7ebdfdaf817393273f5f5ee17b/impl-maven/src/main/java/org/jboss/shrinkwrap/resolver/impl/maven/bootstrap/MavenSettingsBuilder.java#L80
@@ -366,8 +370,9 @@
         <surefire.jvm.args.shrinkwrap>
             -Dmaven.repo.local=${settings.localRepository}
         </surefire.jvm.args.shrinkwrap>
-        <surefire.jvm.args>${surefire.jvm.args.additional} ${surefire.jvm.args.add-opens} ${surefire.jvm.args.illegal-access} ${surefire.jvm.args.shrinkwrap} ${surefire.jvm.args.java-version} ${surefire.jvm.args.commandline} ${surefire.jvm.args.jaxp.strict-args}</surefire.jvm.args>
-        <failsafe.jvm.args>${surefire.jvm.args.additional} ${surefire.jvm.args.add-opens} ${surefire.jvm.args.illegal-access} ${surefire.jvm.args.shrinkwrap} ${surefire.jvm.args.java-version} ${surefire.jvm.args.commandline} ${surefire.jvm.args.jaxp.strict-args}</failsafe.jvm.args>
+        <surefire.jvm.nojacoco.args>${surefire.jvm.args.additional} ${surefire.jvm.args.add-opens} ${surefire.jvm.args.illegal-access} ${surefire.jvm.args.shrinkwrap} ${surefire.jvm.args.java-version} ${surefire.jvm.args.commandline} ${surefire.jvm.args.jaxp.strict-args}</surefire.jvm.nojacoco.args>
+        <surefire.jvm.args>${surefire.jvm.nojacoco.args} @{surefire.jvm.args.jacoco}</surefire.jvm.args>
+        <failsafe.jvm.args>${surefire.jvm.args.additional} ${surefire.jvm.args.add-opens} ${surefire.jvm.args.illegal-access} ${surefire.jvm.args.shrinkwrap} ${surefire.jvm.args.java-version} ${surefire.jvm.args.commandline} ${surefire.jvm.args.jaxp.strict-args} @{failsafe.jvm.args.jacoco}</failsafe.jvm.args>
 
         <!--
             Should be set from the command line.
@@ -1507,6 +1512,11 @@
                         <distributionType>bin</distributionType>
                     </configuration>
                 </plugin>
+                <plugin>
+                    <groupId>org.jacoco</groupId>
+                    <artifactId>jacoco-maven-plugin</artifactId>
+                    <version>${version.jacoco.plugin}</version>
+                </plugin>
             </plugins>
         </pluginManagement>
     </build>
@@ -1848,6 +1858,51 @@
                 </pluginManagement>
             </build>
         </profile>
+
+        <profile>
+            <id>coverage</id>
+            <build>
+                <plugins>
+                    <plugin>
+                        <groupId>org.jacoco</groupId>
+                        <artifactId>jacoco-maven-plugin</artifactId>
+                        <configuration>
+                            <excludes>
+                                <exclude>**/*_$logger.class</exclude>
+                                <exclude>**/*_$bundle.class</exclude>
+                            </excludes>
+                        </configuration>
+                        <executions>
+                            <execution>
+                                <id>jacoco-prepare-agent</id>
+                                <goals>
+                                    <goal>prepare-agent</goal>
+                                </goals>
+                                <configuration>
+                                    <propertyName>surefire.jvm.args.jacoco</propertyName>
+                                </configuration>
+                            </execution>
+                            <execution>
+                                <id>jacoco-prepare-agent-integration</id>
+                                <!--
+                                    This is necessary in order for the property to be set before we process resources,
+                                    such as arquillian.xml in WildFly tests or maven.properties in OSGi tests.
+                                 -->
+                                <phase>initialize</phase>
+                                <goals>
+                                    <goal>prepare-agent-integration</goal>
+                                </goals>
+                                <configuration>
+                                    <propertyName>failsafe.jvm.args.jacoco</propertyName>
+                                    <destFile>${project.build.directory}/coverage/jacoco.exec</destFile>
+                                </configuration>
+                            </execution>
+                        </executions>
+                    </plugin>
+                </plugins>
+            </build>
+        </profile>
+
         <!--
              WARNING: this MUST be the very last profile,
              so that the "report" module is the very last module,