diff --git a/.travis.yml b/.travis.yml
index cded9eb7f..bb01a6f44 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -29,15 +29,10 @@ matrix:
 
     - jdk: openjdk12
       env: MAVEN=3.5.4
-
+    
     - env: JDK='OpenJ9 11' MAVEN=3.5.4
       install: . ./install-jdk.sh --url "https://api.adoptopenjdk.net/v2/binary/releases/openjdk11?openjdk_impl=openj9&os=linux&arch=x64&release=latest&type=jdk&heap_size=normal"
 
-  # Java 12 build fails
-  allow_failures:
-    - jdk: openjdk12
-      env: MAVEN=3.5.4
-
 script:
   - wget $(echo -n $BASEURL | sed -e 's#VERSION#'$MAVEN'#g')
   - tar -xvzf $(echo -n $FILE | sed -e 's#VERSION#'$MAVEN'#')
diff --git a/pitest-maven-verification/src/test/resources/pit-158-coverage/pom.xml b/pitest-maven-verification/src/test/resources/pit-158-coverage/pom.xml
index d8e16a30c..c6e1912e7 100644
--- a/pitest-maven-verification/src/test/resources/pit-158-coverage/pom.xml
+++ b/pitest-maven-verification/src/test/resources/pit-158-coverage/pom.xml
@@ -33,8 +33,8 @@
 				<artifactId>maven-compiler-plugin</artifactId>
 				<version>2.4</version>
 				<configuration>
-					<source>1.6</source>
-					<target>1.6</target>
+					<source>1.7</source>
+					<target>1.7</target>
 				</configuration>
 			</plugin>
 			<plugin>
diff --git a/pitest-maven-verification/src/test/resources/pit-183-gwtmockito/pom.xml b/pitest-maven-verification/src/test/resources/pit-183-gwtmockito/pom.xml
index a864c13c4..7dc23f19b 100644
--- a/pitest-maven-verification/src/test/resources/pit-183-gwtmockito/pom.xml
+++ b/pitest-maven-verification/src/test/resources/pit-183-gwtmockito/pom.xml
@@ -3,7 +3,7 @@
   <parent>
     <groupId>com.google.gwt.gwtmockito</groupId>
     <artifactId>gwtmockito-parent</artifactId>
-    <version>1.1.5</version>
+    <version>1.1.9</version>
   </parent>
 
   <groupId>sample</groupId>
@@ -16,8 +16,8 @@
               <artifactId>maven-compiler-plugin</artifactId>
               <version>2.4</version>
               <configuration>
-                    <source>1.6</source>
-                    <target>1.6</target>
+                    <source>1.7</source>
+                    <target>1.7</target>
                 </configuration>
             </plugin>
             <plugin>
@@ -51,6 +51,7 @@
     <dependency>
       <groupId>org.mockito</groupId>
       <artifactId>mockito-all</artifactId>
+      <version>1.10.19</version>
       <scope>test</scope>
     </dependency>
     <dependency>
diff --git a/pitest-maven-verification/src/test/resources/pit-263-yatspec/pom.xml b/pitest-maven-verification/src/test/resources/pit-263-yatspec/pom.xml
index 305b1597c..fbd2f0755 100644
--- a/pitest-maven-verification/src/test/resources/pit-263-yatspec/pom.xml
+++ b/pitest-maven-verification/src/test/resources/pit-263-yatspec/pom.xml
@@ -13,8 +13,8 @@
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
                 <configuration>
-                    <source>1.6</source>
-                    <target>1.6</target>
+                    <source>1.7</source>
+                    <target>1.7</target>
                 </configuration>
             </plugin>
             <plugin>
diff --git a/pitest-maven-verification/src/test/resources/pit-33-setUserDir/pom.xml b/pitest-maven-verification/src/test/resources/pit-33-setUserDir/pom.xml
index d41142d05..69a28a7bc 100644
--- a/pitest-maven-verification/src/test/resources/pit-33-setUserDir/pom.xml
+++ b/pitest-maven-verification/src/test/resources/pit-33-setUserDir/pom.xml
@@ -20,8 +20,8 @@
 				<artifactId>maven-compiler-plugin</artifactId>
 				<version>2.4</version>
 				<configuration>
-					<source>1.6</source>
-					<target>1.6</target>
+					<source>1.7</source>
+					<target>1.7</target>
 				</configuration>
 			</plugin>
 			<plugin>
@@ -44,4 +44,4 @@
 	<modules>
 	   <module>pit-33-setUserDir-subModule</module>
 	</modules>
-</project>
\ No newline at end of file
+</project>
diff --git a/pitest-maven-verification/src/test/resources/pit-deterministic-coverage/pom.xml b/pitest-maven-verification/src/test/resources/pit-deterministic-coverage/pom.xml
index 5bcc649d3..ca60c0566 100644
--- a/pitest-maven-verification/src/test/resources/pit-deterministic-coverage/pom.xml
+++ b/pitest-maven-verification/src/test/resources/pit-deterministic-coverage/pom.xml
@@ -20,8 +20,8 @@
 				<artifactId>maven-compiler-plugin</artifactId>
 				<version>2.4</version>
 				<configuration>
-					<source>1.6</source>
-					<target>1.6</target>
+					<source>1.7</source>
+					<target>1.7</target>
 				</configuration>
 			</plugin>
 			<plugin>
diff --git a/pitest-maven-verification/src/test/resources/pit-junit-categories/pom.xml b/pitest-maven-verification/src/test/resources/pit-junit-categories/pom.xml
index fba814adc..9938e8d09 100644
--- a/pitest-maven-verification/src/test/resources/pit-junit-categories/pom.xml
+++ b/pitest-maven-verification/src/test/resources/pit-junit-categories/pom.xml
@@ -21,8 +21,8 @@
 				<artifactId>maven-compiler-plugin</artifactId>
 				<version>2.4</version>
 				<configuration>
-					<source>1.6</source>
-					<target>1.6</target>
+					<source>1.7</source>
+					<target>1.7</target>
 				</configuration>
 			</plugin>
 			<plugin>
diff --git a/pitest-maven-verification/src/test/resources/pit-process-hang/pom.xml b/pitest-maven-verification/src/test/resources/pit-process-hang/pom.xml
index f574abc65..9ca5801f3 100644
--- a/pitest-maven-verification/src/test/resources/pit-process-hang/pom.xml
+++ b/pitest-maven-verification/src/test/resources/pit-process-hang/pom.xml
@@ -28,8 +28,8 @@
 				<artifactId>maven-compiler-plugin</artifactId>
 				<version>2.4</version>
 				<configuration>
-					<source>1.6</source>
-					<target>1.6</target>
+					<source>1.7</source>
+					<target>1.7</target>
 				</configuration>
 			</plugin>
 			<plugin>
diff --git a/pitest-maven-verification/src/test/resources/pit-site-combined/pom.xml b/pitest-maven-verification/src/test/resources/pit-site-combined/pom.xml
index e73081af9..591656b69 100644
--- a/pitest-maven-verification/src/test/resources/pit-site-combined/pom.xml
+++ b/pitest-maven-verification/src/test/resources/pit-site-combined/pom.xml
@@ -23,8 +23,8 @@
 				<artifactId>maven-compiler-plugin</artifactId>
 				<version>2.4</version>
 				<configuration>
-					<source>1.6</source>
-					<target>1.6</target>
+					<source>1.7</source>
+					<target>1.7</target>
 				</configuration>
 			</plugin>
 		</plugins>
diff --git a/pitest-maven-verification/src/test/resources/pit-site-custom-config/pom.xml b/pitest-maven-verification/src/test/resources/pit-site-custom-config/pom.xml
index 36d88e05e..34d256fda 100644
--- a/pitest-maven-verification/src/test/resources/pit-site-custom-config/pom.xml
+++ b/pitest-maven-verification/src/test/resources/pit-site-custom-config/pom.xml
@@ -23,8 +23,8 @@
                 <artifactId>maven-compiler-plugin</artifactId>
                 <version>2.4</version>
                 <configuration>
-                    <source>1.6</source>
-                    <target>1.6</target>
+                    <source>1.7</source>
+                    <target>1.7</target>
                 </configuration>
             </plugin>
         </plugins>
diff --git a/pitest-maven-verification/src/test/resources/pit-site-multiple-timestamped/pom.xml b/pitest-maven-verification/src/test/resources/pit-site-multiple-timestamped/pom.xml
index 369f4be3f..7e1baa189 100644
--- a/pitest-maven-verification/src/test/resources/pit-site-multiple-timestamped/pom.xml
+++ b/pitest-maven-verification/src/test/resources/pit-site-multiple-timestamped/pom.xml
@@ -23,8 +23,8 @@
 				<artifactId>maven-compiler-plugin</artifactId>
 				<version>2.4</version>
 				<configuration>
-					<source>1.6</source>
-					<target>1.6</target>
+					<source>1.7</source>
+					<target>1.7</target>
 				</configuration>
 			</plugin>
 		</plugins>
diff --git a/pitest-maven-verification/src/test/resources/pit-site-non-timestamped/pom.xml b/pitest-maven-verification/src/test/resources/pit-site-non-timestamped/pom.xml
index 5b60dd0e4..6922abea7 100644
--- a/pitest-maven-verification/src/test/resources/pit-site-non-timestamped/pom.xml
+++ b/pitest-maven-verification/src/test/resources/pit-site-non-timestamped/pom.xml
@@ -23,8 +23,8 @@
 				<artifactId>maven-compiler-plugin</artifactId>
 				<version>2.4</version>
 				<configuration>
-					<source>1.6</source>
-					<target>1.6</target>
+					<source>1.7</source>
+					<target>1.7</target>
 				</configuration>
 			</plugin>
 		</plugins>
diff --git a/pitest-maven-verification/src/test/resources/pit-sub-module/pom.xml b/pitest-maven-verification/src/test/resources/pit-sub-module/pom.xml
index 809860853..a6d2db655 100644
--- a/pitest-maven-verification/src/test/resources/pit-sub-module/pom.xml
+++ b/pitest-maven-verification/src/test/resources/pit-sub-module/pom.xml
@@ -20,8 +20,8 @@
 				<artifactId>maven-compiler-plugin</artifactId>
 				<version>2.4</version>
 				<configuration>
-					<source>1.6</source>
-					<target>1.6</target>
+					<source>1.7</source>
+					<target>1.7</target>
 				</configuration>
 			</plugin>
 
@@ -55,4 +55,4 @@
 	   <module>sub-module-1</module>
 	   <module>sub-module-2</module>
 	</modules>
-</project>
\ No newline at end of file
+</project>
diff --git a/pitest-maven-verification/src/test/resources/pit-sub-module/sub-module-1/pom.xml b/pitest-maven-verification/src/test/resources/pit-sub-module/sub-module-1/pom.xml
index 95c665a66..845f89a4f 100644
--- a/pitest-maven-verification/src/test/resources/pit-sub-module/sub-module-1/pom.xml
+++ b/pitest-maven-verification/src/test/resources/pit-sub-module/sub-module-1/pom.xml
@@ -24,8 +24,8 @@
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-compiler-plugin</artifactId>
 				<configuration>
-					<source>1.6</source>
-					<target>1.6</target>
+					<source>1.7</source>
+					<target>1.7</target>
 				</configuration>
 			</plugin>
 
@@ -34,4 +34,4 @@
 	<properties>
 		<junit.version>4.8.1</junit.version>
 	</properties>
-</project>
\ No newline at end of file
+</project>
diff --git a/pitest-maven-verification/src/test/resources/pit-sub-module/sub-module-2/pom.xml b/pitest-maven-verification/src/test/resources/pit-sub-module/sub-module-2/pom.xml
index a04f612e8..92d6e17b5 100644
--- a/pitest-maven-verification/src/test/resources/pit-sub-module/sub-module-2/pom.xml
+++ b/pitest-maven-verification/src/test/resources/pit-sub-module/sub-module-2/pom.xml
@@ -24,8 +24,8 @@
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-compiler-plugin</artifactId>
 				<configuration>
-					<source>1.6</source>
-					<target>1.6</target>
+					<source>1.7</source>
+					<target>1.7</target>
 				</configuration>
 			</plugin>
 
@@ -34,4 +34,4 @@
 	<properties>
 		<junit.version>4.8.1</junit.version>
 	</properties>
-</project>
\ No newline at end of file
+</project>
diff --git a/pitest-maven-verification/src/test/resources/pit-surefire-excludes/pom.xml b/pitest-maven-verification/src/test/resources/pit-surefire-excludes/pom.xml
index dc40a0b33..febdb9941 100644
--- a/pitest-maven-verification/src/test/resources/pit-surefire-excludes/pom.xml
+++ b/pitest-maven-verification/src/test/resources/pit-surefire-excludes/pom.xml
@@ -21,8 +21,8 @@
 				<artifactId>maven-compiler-plugin</artifactId>
 				<version>2.4</version>
 				<configuration>
-					<source>1.6</source>
-					<target>1.6</target>
+					<source>1.7</source>
+					<target>1.7</target>
 				</configuration>
 			</plugin>
 		       <plugin>
diff --git a/pitest-maven-verification/src/test/resources/pit-testng-jmockit/pom.xml b/pitest-maven-verification/src/test/resources/pit-testng-jmockit/pom.xml
index 5afa36cff..ce63d26a1 100644
--- a/pitest-maven-verification/src/test/resources/pit-testng-jmockit/pom.xml
+++ b/pitest-maven-verification/src/test/resources/pit-testng-jmockit/pom.xml
@@ -34,8 +34,8 @@
 				<artifactId>maven-compiler-plugin</artifactId>
 				<version>2.4</version>
 				<configuration>
-					<source>1.6</source>
-					<target>1.6</target>
+					<source>1.7</source>
+					<target>1.7</target>
 				</configuration>
 			</plugin>
 			<plugin>
diff --git a/pitest-maven-verification/src/test/resources/pit-testng/pom.xml b/pitest-maven-verification/src/test/resources/pit-testng/pom.xml
index 606b269b3..c964ac2d8 100644
--- a/pitest-maven-verification/src/test/resources/pit-testng/pom.xml
+++ b/pitest-maven-verification/src/test/resources/pit-testng/pom.xml
@@ -21,8 +21,8 @@
 				<artifactId>maven-compiler-plugin</artifactId>
 				<version>2.4</version>
 				<configuration>
-					<source>1.6</source>
-					<target>1.6</target>
+					<source>1.7</source>
+					<target>1.7</target>
 				</configuration>
 			</plugin>
 			<plugin>