--- a/tools/install.py
+++ b/tools/install.py
@@ -140,10 +140,9 @@ def subdir_files(path, dest, action):
   for subdir, files_in_path in ret.items():
     action(files_in_path, subdir + '/')
 
-def files(action):
+def files(action, output_prefix):
   is_windows = sys.platform == 'win32'
   output_file = 'node'
-  output_prefix = 'out/Release/'
 
   if is_windows:
     output_file += '.exe'
@@ -319,7 +318,9 @@ def run(args):
 
   if len(args) > 3:
     node_prefix = args[3]
-
+  output_prefix = 'out/Release/'
+  if len(args) > 4:
+    output_prefix = args[4]
   # install_path thus becomes the base target directory.
   install_path = dst_dir + node_prefix + '/'
 
@@ -334,10 +335,10 @@ def run(args):
       return
   else:
     if cmd == 'install':
-      files(install)
+      files(install, output_prefix)
       return
     if cmd == 'uninstall':
-      files(uninstall)
+      files(uninstall, output_prefix)
       return
 
   raise RuntimeError('Bad command: %s\n' % cmd)