diff --git a/dspot-prettifier/src/test/resources/sample/pom.xml b/dspot-prettifier/src/test/resources/sample/pom.xml
index 1a7aec526..edbbf2d6b 100644
--- a/dspot-prettifier/src/test/resources/sample/pom.xml
+++ b/dspot-prettifier/src/test/resources/sample/pom.xml
@@ -11,18 +11,40 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <default.encoding>UTF-8</default.encoding>
-        <maven.compiler.source>1.8</maven.compiler.source>
-        <maven.compiler.target>1.8</maven.compiler.target>
     </properties>
 
     <build>
         <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>3.8.1</version>
+                <configuration>
+                    <source>17</source>
+                    <target>17</target>
+<!--                     forking iis required for -J-add-opens -->
+                    <fork>true</fork>
+                    <compilerArgs>
+                        <arg>--enable-preview</arg>
+                        <arg>-J--add-opens=jdk.compiler/com.sun.tools.javac.code=ALL-UNNAMED</arg>
+                        <arg>-J--add-opens=jdk.compiler/com.sun.tools.javac.comp=ALL-UNNAMED</arg>
+                        <arg>-J--add-opens=jdk.compiler/com.sun.tools.javac.file=ALL-UNNAMED</arg>
+                        <arg>-J--add-opens=jdk.compiler/com.sun.tools.javac.main=ALL-UNNAMED</arg>
+                        <arg>-J--add-opens=jdk.compiler/com.sun.tools.javac.model=ALL-UNNAMED</arg>
+                        <arg>-J--add-opens=jdk.compiler/com.sun.tools.javac.parser=ALL-UNNAMED</arg>
+                        <arg>-J--add-opens=jdk.compiler/com.sun.tools.javac.processing=ALL-UNNAMED</arg>
+                        <arg>-J--add-opens=jdk.compiler/com.sun.tools.javac.tree=ALL-UNNAMED</arg>
+                        <arg>-J--add-opens=jdk.compiler/com.sun.tools.javac.util=ALL-UNNAMED</arg>
+                        <arg>-J--add-opens=jdk.compiler/com.sun.tools.javac.jvm=ALL-UNNAMED</arg>
+                    </compilerArgs>
+                </configuration>
+            </plugin>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-surefire-plugin</artifactId>
                 <version>2.20</version>
                 <configuration>
-                    <systemProperties> <!-- this System Properties are reported into the sample.properties file to be used by DSpot -->
+                        <systemProperties> <!-- this System Properties are reported into the sample.properties file to be used by DSpot -->
                         <property>
                             <name>admin</name>
                             <value>toto</value>
@@ -77,4 +99,4 @@
         </profile>
     </profiles>
 
-</project>
\ No newline at end of file
+</project>