diff --git a/tests/org.eclipse.e4.ui.tests/src/org/eclipse/e4/ui/tests/workbench/PartRenderingEngineTests.java b/tests/org.eclipse.e4.ui.tests/src/org/eclipse/e4/ui/tests/workbench/PartRenderingEngineTests.java
index bb58ff6..b3450fa 100644
--- a/tests/org.eclipse.e4.ui.tests/src/org/eclipse/e4/ui/tests/workbench/PartRenderingEngineTests.java
+++ b/tests/org.eclipse.e4.ui.tests/src/org/eclipse/e4/ui/tests/workbench/PartRenderingEngineTests.java
@@ -88,6 +88,15 @@
 		return false;
 	}
 
+	private boolean checkMacBug517231() {
+		if (Platform.OS_MACOSX.equals(Platform.getOS())) {
+			System.out.println("skipping " + PartRenderingEngineTests.class.getName() + "#"
+					+ this.getClass().getSimpleName() + " on Mac for now, see bug 517231");
+			return true;
+		}
+		return false;
+	}
+
 	@Before
 	public void setUp() throws Exception {
 		logged = false;
@@ -3339,6 +3348,9 @@
 
 	@Test
 	public void test_persistState_371087_1() {
+		if (checkMacBug517231())
+			return;
+
 		MApplication application = ems.createModelElement(MApplication.class);
 		MWindow window = ems.createModelElement(MWindow.class);
 		application.getChildren().add(window);