diff --git a/doc/build.md b/doc/build.md
index 428cb02..ecbb9e5 100644
--- a/doc/build.md
+++ b/doc/build.md
@@ -43,7 +43,7 @@
 ### Linux
 #### Dependencies
 1. Mono 4.0+ ([via package manager](http://www.mono-project.com/download/stable/#download-lin)). For recent Ubuntu and Debian distros, install using `sudo apt-get install mono-devel`.
-1. NodeJS ([via package manager](https://nodejs.org/en/download/package-manager/)). For recent Ubuntu and Debian distros, install using `curl -sL https://deb.nodesource.com/setup_8.x | sudo -E bash -` and `sudo apt-get install -y nodejs`
+1. NodeJS ([via package manager](https://nodejs.org/en/download/package-manager/)). For recent Ubuntu and Debian distros, install using `curl -sL https://deb.nodesource.com/setup_8.x | sudo -E bash -` and `sudo apt-get install -y npm nodejs`
 
 #### Instructions
 1. Build with `make`.