diff --git a/pmd-julia/pom.xml b/pmd-julia/pom.xml
index 2dae0d4d57..e423567169 100644
--- a/pmd-julia/pom.xml
+++ b/pmd-julia/pom.xml
@@ -18,6 +18,28 @@
                 <artifactId>antlr4-maven-plugin</artifactId>
             </plugin>
 
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-antrun-plugin</artifactId>
+                <executions>
+                    <execution>
+                        <id>antlr-cleanup</id>
+                        <phase>generate-sources</phase>
+                        <goals>
+                            <goal>run</goal>
+                        </goals>
+                        <configuration>
+                            <target>
+                                <ant antfile="${antlr4.ant.wrapper}" target="cpd-language">
+                                    <property name="lang-name" value="Julia" />
+                                    <property name="lang-id" value="julia" />
+                                </ant>
+                            </target>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+
             <plugin>
                 <artifactId>maven-resources-plugin</artifactId>
                 <configuration>