diff --git a/README.md b/README.md
index b733d912523..ab5a51e4504 100644
--- a/README.md
+++ b/README.md
@@ -59,6 +59,8 @@ sudo apt install git curl freeglut3-dev autoconf \
     libglu1-mesa-dev libgles2-mesa-dev libegl1-mesa-dev libdbus-1-dev
 ```
 
+If you using a version prior to **Ubuntu 17.04** or **Debian Sid**, replace `libssl1.0-dev` with `libssl-dev`.
+
 If you are on **Ubuntu 14.04** and encountered errors on installing these dependencies involving `libcheese`, see [#6158](https://github.com/servo/servo/issues/6158) for a workaround.
 
 If `virtualenv` does not exist, try `python-virtualenv`.