diff --git a/Program.cs b/Program.cs
index 5883c8e..61f81a6 100644
--- a/Program.cs
+++ b/Program.cs
@@ -36,7 +36,10 @@ namespace directors_assistant
 
                         var cmdAndArgs = cmd.shell.Split(' ');
                         var justArgs = cmdAndArgs.Skip(1).ToList();
-                        justArgs.AddRange(ec.args);
+                        if(ec.args?.Count > 0)
+                        {
+                            justArgs.AddRange(ec.args);
+                        }
                         var commandPath = cmdAndArgs[0];
                         var commandArguments = String.Join(' ', justArgs);
                         if (ec.timeout != null && ec.timeout > TimeSpan.Zero)