diff --git a/doc/guide/install.rst b/doc/guide/install.rst
index 23a8d5d..4287307 100644
--- a/doc/guide/install.rst
+++ b/doc/guide/install.rst
@@ -40,7 +40,7 @@ This application uses ``libftdi1``, so this library must be installed (and, depe
 
 .. code-block:: bash
 
-    apt-get install
+    sudo apt install \
       libftdi1-2 \
       libftdi1-dev \
       libhidapi-hidraw0 \