diff --git a/Ubuntu-Build.md b/Ubuntu-Build.md
index 1292dcc..c8f60b0 100644
--- a/Ubuntu-Build.md
+++ b/Ubuntu-Build.md
@@ -1,6 +1,6 @@
 ## Ubuntu 16.04 Xenial Xerus
 ```bash
-sudo apt-get install git build-essential cmake libuv1-dev libmicrohttpd-dev
+sudo apt-get install git build-essential cmake libuv1-dev libmicrohttpd-dev libssl-dev
 git clone https://github.com/xmrig/xmrig.git
 cd xmrig
 mkdir build