1 files changed, 4 insertions, 0 deletions
diff --git a/javaparser-core/src/main/java/com/github/javaparser/ast/type/UnknownType.java b/javaparser-core/src/main/java/com/github/javaparser/ast/type/UnknownType.java
index fe78587a4..eb6c1d743 100644
--- a/javaparser-core/src/main/java/com/github/javaparser/ast/type/UnknownType.java
+++ b/javaparser-core/src/main/java/com/github/javaparser/ast/type/UnknownType.java
@@ -32,6 +32,7 @@ import com.github.javaparser.ast.Node;
 import com.github.javaparser.ast.visitor.CloneVisitor;
 import com.github.javaparser.metamodel.UnknownTypeMetaModel;
 import com.github.javaparser.metamodel.JavaParserMetaModel;
+import javax.annotation.Generated;
 
 /**
  * An unknown parameter type object. It plays the role of a null object for
@@ -49,8 +50,11 @@ public final class UnknownType extends Type {
         this(null);
     }
 
+    /**This constructor is used by the parser and is considered private.*/
+    @Generated("com.github.javaparser.generator.core.node.MainConstructorGenerator")
     public UnknownType(Range range) {
         super(range);
+        customInitialization();
     }
 
     @Override