diff --git a/pirate/pirate.py b/pirate/pirate.py
index 1e20007..ecd145c 100755
--- a/pirate/pirate.py
+++ b/pirate/pirate.py
@@ -417,7 +417,7 @@ def pirate_main(args):
         elif args.output == 'open_command':
             cmd = parse_cmd(args.open_command, url)
             printer.print(" ".join(cmd))
-            subprocess.call(cmd)
+            subprocess.call(cmd, shell=True)
         elif args.output == 'browser_open':
             webbrowser.open(url)