diff --git a/team/bundles/org.eclipse.compare/compare/org/eclipse/compare/contentmergeviewer/TextMergeViewer.java b/team/bundles/org.eclipse.compare/compare/org/eclipse/compare/contentmergeviewer/TextMergeViewer.java
index f37564f5dc0..d9689c13940 100644
--- a/team/bundles/org.eclipse.compare/compare/org/eclipse/compare/contentmergeviewer/TextMergeViewer.java
+++ b/team/bundles/org.eclipse.compare/compare/org/eclipse/compare/contentmergeviewer/TextMergeViewer.java
@@ -2532,7 +2532,7 @@ public HoverResizer(Canvas c, int dir) {
 		}
 		@Override
 		public void mouseMove(MouseEvent e) {
-			if (!fIsDown && fUseSingleLine && isAnySideEditable() && handleMouseMoveOverCenter(fCanvas, e.x, e.y)) {
+			if (!fIsDown && isAnySideEditable() && handleMouseMoveOverCenter(fCanvas, e.x, e.y)) {
 				return;
 			}
 			super.mouseMove(e);