diff --git a/org.jdrupes.vmoperator.util/src/org/jdrupes/vmoperator/util/DataPath.java b/org.jdrupes.vmoperator.util/src/org/jdrupes/vmoperator/util/DataPath.java
index 7a6596b..445d383 100644
--- a/org.jdrupes.vmoperator.util/src/org/jdrupes/vmoperator/util/DataPath.java
+++ b/org.jdrupes.vmoperator.util/src/org/jdrupes/vmoperator/util/DataPath.java
@@ -18,6 +18,7 @@
 
 package org.jdrupes.vmoperator.util;
 
+import java.lang.reflect.Array;
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
 import java.util.ArrayList;
@@ -157,11 +158,12 @@ public final class DataPath {
             return (T) copy;
         }
         if (object.getClass().isArray()) {
-            var copy = new ArrayList<>();
-            for (var item : (Object[]) object) {
-                copy.add(deepCopy(item));
+            var copy = Array.newInstance(object.getClass().getComponentType(),
+                Array.getLength(object));
+            for (int i = 0; i < Array.getLength(object); i++) {
+                Array.set(copy, i, deepCopy(Array.get(object, i)));
             }
-            return (T) copy.toArray();
+            return (T) copy;
         }
         if (object instanceof Cloneable) {
             try {
diff --git a/org.jdrupes.vmoperator.util/test/org/jdrupes/vmoperator/util/DataPathTests.java b/org.jdrupes.vmoperator.util/test/org/jdrupes/vmoperator/util/DataPathTests.java
new file mode 100644
index 0000000..9c7855f
--- /dev/null
+++ b/org.jdrupes.vmoperator.util/test/org/jdrupes/vmoperator/util/DataPathTests.java
@@ -0,0 +1,17 @@
+package org.jdrupes.vmoperator.util;
+
+import static org.junit.jupiter.api.Assertions.*;
+import org.junit.jupiter.api.Test;
+
+class DataPathTests {
+
+    @Test
+    void testArray() {
+        int[] orig
+            = { Integer.valueOf(1), Integer.valueOf(2), Integer.valueOf(3) };
+        var copy = DataPath.deepCopy(orig);
+        for (int i = 0; i < orig.length; i++) {
+            assertEquals(orig[i], copy[i]);
+        }
+    }
+}