diff --git a/metakernel/magics/parallel_magic.py b/metakernel/magics/parallel_magic.py
index 644e345c..eddcfc4d 100644
--- a/metakernel/magics/parallel_magic.py
+++ b/metakernel/magics/parallel_magic.py
@@ -40,7 +40,7 @@ def line_parallel(self, module_name, class_name, kernel_name="default", ids=None
 
             %parallel bash_kernel BashKernel 
             %parallel bash_kernel BashKernel -k bash
-            %parallel bash_kernel BashKernel --i [0,2:5,9,...]
+            %parallel bash_kernel BashKernel -i [0,2:5,9,...]
 
         cluster_size and cluster_rank variables are set upon 
         initialization of the remote node (if the kernel