diff --git a/docs/usage.rst b/docs/usage.rst
index 8f67ba09..880ba8b6 100644
--- a/docs/usage.rst
+++ b/docs/usage.rst
@@ -351,6 +351,7 @@ in **mp-units** repository, you should:
     conan remote add linear-algebra https://api.bintray.com/conan/twonington/public-conan
     git clone https://github.com/mpusz/units.git && cd units
     pip3 install -r docs/requirements.txt
+    sudo apt-get -qq update && sudo apt-get install -y libtinfo5 graphviz
     mkdir build && cd build
     conan install .. -pr <your_conan_profile> -s compiler.cppstd=20 -e mp-units:CONAN_RUN_TESTS=True -b outdated -u
     cmake .. -DCMAKE_BUILD_TYPE=Release