diff --git a/doc/make/ubuntu.md b/doc/make/ubuntu.md
index abeb1a127f7a..fec1090353e1 100644
--- a/doc/make/ubuntu.md
+++ b/doc/make/ubuntu.md
@@ -8,5 +8,5 @@ follow the [generic build instructions](index.md).
 ## Basic packages
 
 ```bash
-sudo apt-get install git libgmp-dev libuv1-dev cmake ccache clang
+sudo apt-get install git libgmp-dev libuv1-dev cmake ccache clang pkgconf
 ```