Update install instruction

vors · vors · commit 4a8e20430d60 · 2018-01-19T22:44:38.000-08:00
diff --git a/README.md b/README.md
@@ -6,6 +6,7 @@ Works on Windows, Linux and MacOS.
 ## Install kernel 
 
 ```powershell
+pip install powershell_kernel
 python -m powershell_kernel.install
 ```
 
