diff --git a/core/core-osx.el b/core/core-osx.el
index 4fa98ef46..db443265b 100644
--- a/core/core-osx.el
+++ b/core/core-osx.el
@@ -28,21 +28,25 @@
       (setq appName (concat "-a " appName ".app")))
   (shell-command (concat "open " appName " " (shell-quote-argument path))))
 
-(defun my-open-with (appName)
+(defun my-open-with (appName file)
   (interactive "sApp name: ")
-  (my--open-file-with buffer-file-name appName))
+  (my--open-file-with file appName))
 
-(defun my-send-to-transmit ()
-  (interactive) (my-open-with "Transmit"))
+(defun my-send-to-transmit (file)
+  (interactive "f")
+  (my-open-with "Transmit" file))
 
-(defun my-send-to-launchbar ()
-  (interactive) (my-open-with "LaunchBar"))
+(defun my-send-to-launchbar (file)
+  (interactive "f")
+  (my-open-with "LaunchBar" file))
 
-(defun my-send-dir-to-launchbar ()
-  (interactive) (my--open-file-with default-directory "LaunchBar"))
+(defun my-send-dir-to-launchbar (dir)
+  (interactive "D")
+  (my--open-file-with dir "LaunchBar"))
 
-(defun my-send-dir-to-finder ()
-  (interactive) (my--open-file-with default-directory "Finder"))
+(defun my-send-dir-to-finder (dir)
+  (interactive "D")
+  (my--open-file-with dir "Finder"))
 
 
 (provide 'core-osx)
diff --git a/init/my-bindings.el b/init/my-bindings.el
index 163ce8b17..a2121384b 100644
--- a/init/my-bindings.el
+++ b/init/my-bindings.el
@@ -72,10 +72,12 @@
       "\\ ]"    'next-buffer
       "\\ ["    'previous-buffer
 
-      "\\ o f"  'my-send-dir-to-finder
-      "\\ o u"  'my-send-to-transmit
-      "\\ o l"  'my-send-to-launchbar
-      "\\ o L"  'my-send-dir-to-launchbar
+      "\\ o f"  (λ (my-send-dir-to-finder default-directory))
+      "\\ o F"  'my-send-dir-to-finder
+      "\\ o u"  (λ (my-send-to-transmit buffer-file-name))
+      "\\ o U"  'my-send-to-transmit
+      "\\ o l"  (λ (my-send-to-launchbar buffer-file-name))
+      "\\ o L"  'my-send-to-launchbar
 
       ;; tmux: cd (default-directory)
       "\\ o t"  (λ (ex:tmux-chdir nil t))