diff --git a/src/java.base/share/classes/java/lang/invoke/MethodType.java b/src/java.base/share/classes/java/lang/invoke/MethodType.java
index 5e1c0f8581c..a9ea2cf1e8b 100644
--- a/src/java.base/share/classes/java/lang/invoke/MethodType.java
+++ b/src/java.base/share/classes/java/lang/invoke/MethodType.java
@@ -421,6 +421,10 @@ private static MethodType makeImpl(Class<?> rtype, Class<?>[] ptypes, boolean tr
             mt = new MethodType(rtype, ptypes);
         }
         mt.form = MethodTypeForm.findForm(mt);
+        if (CDS.isDumpingStaticArchive()) {
+          System.out.print("Adding: ");
+          System.out.println(mt);
+        }
         return internTable.intern(mt);
     }
 
@@ -1403,6 +1407,8 @@ static HashMap<MethodType,MethodType> copyInternTable() {
         for (Iterator<MethodType> i = internTable.iterator(); i.hasNext(); ) {
             MethodType t = i.next();
             copy.put(t, t);
+            System.out.print("Remain: ");
+            System.out.println(t);
         }
 
         return copy;