-Build (client): `build-essential automake libgmp-dev libjpeg-dev libsdl2-dev` \r
-Build (server): `build-essential automake libgmp-dev libjpeg-dev zlib1g-dev` \r
+Build (client): `build-essential automake libtool libgmp-dev libjpeg-dev libsdl2-dev` \r
+Build (server): `build-essential automake libtool libgmp-dev libjpeg-dev zlib1g-dev` \r