diff --git a/docs/book/src/building_crosvm/linux.md b/docs/book/src/building_crosvm/linux.md
index 93260e7682..a72140aa8b 100644
--- a/docs/book/src/building_crosvm/linux.md
+++ b/docs/book/src/building_crosvm/linux.md
@@ -1,5 +1,13 @@
 # Building for Linux
 
+## Checking out
+
+Obtain the source code via git clone.
+
+```
+git clone https://chromium.googlesource.com/chromiumos/platform/crosvm
+```
+
 ## Setting up the development environment
 
 Crosvm uses submodules to manage external dependencies. Initialize them via:
@@ -17,8 +25,9 @@ git config --global submodule.recurse true
 git config push.recurseSubmodules no
 ```
 
-Crosvm development best works on Debian derivatives. We provide a script to
-install the necessary packages on Debian:
+Crosvm development best works on Debian derivatives. First install rust via
+https://rustup.rs/. Then for the rest, we provide a script to install the
+necessary packages on Debian:
 
 ```
 $ ./tools/install-deps
diff --git a/tools/install-deps b/tools/install-deps
index bb32049633..da2e6da454 100755
--- a/tools/install-deps
+++ b/tools/install-deps
@@ -32,6 +32,7 @@ sudo apt-get install --yes --no-install-recommends \
     pkg-config \
     protobuf-compiler \
     python3 \
+    python3-pip \
     python3-setuptools \
     qemu-system-x86 \
     rsync \