diff --git a/src/main/java/org/apache/maven/plugins/javadoc/AbstractFixJavadocMojo.java b/src/main/java/org/apache/maven/plugins/javadoc/AbstractFixJavadocMojo.java
index 4b17ffa..c5a634c 100644
--- a/src/main/java/org/apache/maven/plugins/javadoc/AbstractFixJavadocMojo.java
+++ b/src/main/java/org/apache/maven/plugins/javadoc/AbstractFixJavadocMojo.java
@@ -854,7 +854,8 @@
                 }
             }
 
-            projectClassLoader = new URLClassLoader(urls.toArray(new URL[urls.size()]), null);
+            projectClassLoader =
+                    new URLClassLoader(urls.toArray(new URL[urls.size()]), ClassLoader.getPlatformClassLoader());
         }
 
         return projectClassLoader;