diff --git a/java-diff-utils/src/test/java/com/github/difflib/GenerateUnifiedDiffTest.java b/java-diff-utils/src/test/java/com/github/difflib/GenerateUnifiedDiffTest.java
index 6bff200b..8febc309 100644
--- a/java-diff-utils/src/test/java/com/github/difflib/GenerateUnifiedDiffTest.java
+++ b/java-diff-utils/src/test/java/com/github/difflib/GenerateUnifiedDiffTest.java
@@ -122,7 +122,7 @@ public void testNewFileCreation() {
         List<String> udiff = UnifiedDiffUtils.generateUnifiedDiff(null, "revised",
                 original, patch, 10);
         
-        assertEquals("--- ", udiff.get(0));
+        assertEquals("--- /dev/null", udiff.get(0));
         assertEquals("+++ revised", udiff.get(1));
         assertEquals("@@ -0,0 +1,2 @@", udiff.get(2));