diff --git a/src/browser/atom-application.coffee b/src/browser/atom-application.coffee
index e720597e3..c8b417386 100644
--- a/src/browser/atom-application.coffee
+++ b/src/browser/atom-application.coffee
@@ -370,7 +370,7 @@ class AtomApplication
   #   :safeMode - Boolean to control the opened window's safe mode.
   #   :profileStartup - Boolean to control creating a profile of the startup time.
   #   :window - {AtomWindow} to open file paths in.
-  openPath: ({pathToOpen, pidToKillWhenClosed, newWindow, devMode, safeMode, profileStartup, window}) ->
+  openPath: ({pathToOpen, pidToKillWhenClosed, newWindow, devMode, safeMode, profileStartup, window} = {}) ->
     @openPaths({pathsToOpen: [pathToOpen], pidToKillWhenClosed, newWindow, devMode, safeMode, profileStartup, window})
 
   # Public: Opens multiple paths, in existing windows if possible.