diff --git a/bundles/org.eclipse.e4.ui.css.swt/src/org/eclipse/e4/ui/css/swt/properties/css2/CSSPropertyMarginSWTHandler.java b/bundles/org.eclipse.e4.ui.css.swt/src/org/eclipse/e4/ui/css/swt/properties/css2/CSSPropertyMarginSWTHandler.java
index b349af5277d..188254b801a 100644
--- a/bundles/org.eclipse.e4.ui.css.swt/src/org/eclipse/e4/ui/css/swt/properties/css2/CSSPropertyMarginSWTHandler.java
+++ b/bundles/org.eclipse.e4.ui.css.swt/src/org/eclipse/e4/ui/css/swt/properties/css2/CSSPropertyMarginSWTHandler.java
@@ -79,6 +79,7 @@ public void applyCSSPropertyMargin(Object element, CSSValue value,
 				setMargin(element, RIGHT, valueList.item(1));
 				setMargin(element, BOTTOM, valueList.item(2));
 				setMargin(element, LEFT, valueList.item(1));
+				break;
 			case 2:
 				// If two values then assigned top/bottom=v1, left/right=v2
 				setMargin(element, TOP, valueList.item(0));
diff --git a/tests/org.eclipse.e4.ui.tests.css.swt/src/org/eclipse/e4/ui/tests/css/swt/MarginTest.java b/tests/org.eclipse.e4.ui.tests.css.swt/src/org/eclipse/e4/ui/tests/css/swt/MarginTest.java
index ef818ed5aee..6858a26ee19 100644
--- a/tests/org.eclipse.e4.ui.tests.css.swt/src/org/eclipse/e4/ui/tests/css/swt/MarginTest.java
+++ b/tests/org.eclipse.e4.ui.tests.css.swt/src/org/eclipse/e4/ui/tests/css/swt/MarginTest.java
@@ -176,6 +176,15 @@ void testMargin2Values() {
 		assertEquals(15, getMargin(control, LEFT));
 	}
 
+	@Test
+	void testMargin3Values() {
+		Control control = createTestControl("Button { margin: 10 15 20}");
+		assertEquals(10, getMargin(control, TOP));
+		assertEquals(15, getMargin(control, RIGHT));
+		assertEquals(20, getMargin(control, BOTTOM));
+		assertEquals(15, getMargin(control, LEFT));
+	}
+
 	@Test
 	void testMargin4Values() {
 		Control control = createTestControl("Button { margin: 10 15 20 40}");