diff --git a/diff.xml b/diff.xml
index eff03ac..a04eed3 100644
--- a/diff.xml
+++ b/diff.xml
@@ -67,7 +67,7 @@
       </entry>
       <entry key="DirDiff">
         <PlaceSettings>
-          <option name="HIGHLIGHT_POLICY" value="DO_NOT_HIGHLIGHT" />
+          <option name="HIGHLIGHT_POLICY" value="BY_LINE" />
         </PlaceSettings>
       </entry>
     </option>