diff --git a/docs/source/install.rst b/docs/source/install.rst
index 2b28e30..ba578d2 100644
--- a/docs/source/install.rst
+++ b/docs/source/install.rst
@@ -39,15 +39,15 @@ other packages are only required for some engine configurations.
 Prerequisites
 -------------
 
-Installing prerequisites (this command is for Ubuntu 16.04):
+Installing prerequisites (this command is for Ubuntu 20.04):
 
 .. code-block:: text
 
-   sudo apt-get install build-essential clang bison flex libreadline-dev \
-                        gawk tcl-dev libffi-dev git mercurial graphviz   \
-                        xdot pkg-config python python3 libftdi-dev gperf \
-                        libboost-program-options-dev autoconf libgmp-dev \
-                        cmake curl
+   sudo apt-get install build-essential clang bison flex \
+                        libreadline-dev gawk tcl-dev libffi-dev git \
+                        graphviz xdot pkg-config python3 zlib1g-dev
+   
+   python3 -m pip install click
 
 Required components
 -------------------