diff --git a/center.applescript b/center.applescript
index 3049271..0dc2ec1 100644
--- a/center.applescript
+++ b/center.applescript
@@ -44,7 +44,7 @@ tell application "System Events"
     on error
       set {w, h} to {0, 0}
     end try
-    set position of window 1 to {((screen_width - windowWidth) / 2), ((screen_height - windowHeight) / 2.0) -
+    set position of window 1 to {(((screen_width - windowWidth) / 2) + w), ((screen_height - windowHeight) / 2
     set size of window 1 to {windowWidth -w, windowHeight}
   end tell
 end tell
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