diff --git a/__test__ b/__test__
new file mode 100644
index 00000000..93a52737
--- /dev/null
+++ b/__test__
@@ -0,0 +1 @@
+***
\ No newline at end of file
diff --git a/_test_ b/_test_
new file mode 100644
index 00000000..e69de29b
diff --git a/lib/junit-4.13.2.jar b/lib/junit-4.13.2.jar
new file mode 100644
index 00000000..6da55d8b
Binary files /dev/null and b/lib/junit-4.13.2.jar differ
diff --git a/src/main/gov/nasa/jpf/D.java b/src/main/gov/nasa/jpf/D.java
new file mode 100644
index 00000000..c85e3643
--- /dev/null
+++ b/src/main/gov/nasa/jpf/D.java
@@ -0,0 +1,8 @@
+package gov.nasa.jpf;
+
+public class D {
+    // Non-static method
+    public void m() {
+        System.out.println("Non-static method executed.");
+    }
+}
diff --git a/src/tests/gov/nasa/jpf/StaticCallToNonStaticTest.java b/src/tests/gov/nasa/jpf/StaticCallToNonStaticTest.java
index 323eb4c9..05752299 100644
--- a/src/tests/gov/nasa/jpf/StaticCallToNonStaticTest.java
+++ b/src/tests/gov/nasa/jpf/StaticCallToNonStaticTest.java
@@ -5,23 +5,15 @@
 
 public class StaticCallToNonStaticTest extends TestJPF {
 
-    // A non-static method
-    public void nonStaticMethod() {
-        System.out.println("Non-static method executed.");
-    }
-
-    // Test case to verify JPF behavior
     @Test
     public void testStaticCallToNonStatic() {
-        // Using JPF’s verification mechanism
         if (verifyNoPropertyViolation()) {
-            // Simulating a static method call to a non-static method
-            StaticCallToNonStaticTest instance = null;
             try {
-                instance.nonStaticMethod(); // This should fail because it's a static call to a non-static method
-            } catch (NullPointerException e) {
-                // Expected exception: this will be caught as instance is null
-                System.out.println("Caught expected NullPointerException: " + e.getMessage());
+                // Attempting to call non-static method m() on class D without an instance
+                D.m(); // This should throw IncompatibleClassChangeError after D.java is recompiled without static
+            } catch (IncompatibleClassChangeError e) {
+                // Expected exception: this is the behavior we want to test
+                System.out.println("Caught expected IncompatibleClassChangeError: " + e.getMessage());
             }
         }
     }