Add missing parentheses to battery_widget

1 files changed, 1 insertions, 1 deletions

diff --git a/README.md b/README.md
index 86e5cf6..c9c0bce 100644
--- a/README.md
+++ b/README.md
@@ -87,7 +87,7 @@ and then add widget to the wibox (you can search for **mytextclock** and add wid
          s.mytasklist, -- Middle widget
          { -- Right widgets
          ...
-             battery_widget,
+             battery_widget(),
              mytextclock
          ...
          }