diff --git a/src/main/scala/com/github/shadowsocks/AppManager.scala b/src/main/scala/com/github/shadowsocks/AppManager.scala
index d5b0c83c..05697a64 100644
--- a/src/main/scala/com/github/shadowsocks/AppManager.scala
+++ b/src/main/scala/com/github/shadowsocks/AppManager.scala
@@ -233,7 +233,7 @@ class AppManager extends AppCompatActivity with OnCheckedChangeListener with OnC
                    totalItemCount: Int) {
         if (visible) {
           val name = apps(firstVisibleItem).name
-          overlay.setText(if (name != null && name.length > 1) name(0).toString else "*")
+          overlay.setText(if (name != null && name.length > 1) name(0).toUpper.toString else "*")
           overlay.setVisibility(View.VISIBLE)
         }
       }