diff --git a/cdo/tests/uml/org.eclipse.uml2.uml.cdo.tests/src/org/eclipse/uml2/uml/cdo/tests/UMLSelfTest.java b/cdo/tests/uml/org.eclipse.uml2.uml.cdo.tests/src/org/eclipse/uml2/uml/cdo/tests/UMLSelfTest.java
index 46f0a5c..9cb87a9 100755
--- a/cdo/tests/uml/org.eclipse.uml2.uml.cdo.tests/src/org/eclipse/uml2/uml/cdo/tests/UMLSelfTest.java
+++ b/cdo/tests/uml/org.eclipse.uml2.uml.cdo.tests/src/org/eclipse/uml2/uml/cdo/tests/UMLSelfTest.java
@@ -93,6 +93,10 @@
 			IOUtil.writeFile(new File("UMLExpected.uml"), uml.getBytes());
 		}
 
+		// allow to make this test valid on Linux and Windows.
+		uml = uml.replaceAll("\r\n", "\n");
+		umlTest = umlTest.replaceAll("\r\n", "\n");
+
 		assertEquals(uml, umlTest);
 	}