diff --git a/README.md b/README.md
index b6b54627e..54cf4c121 100644
--- a/README.md
+++ b/README.md
@@ -22,6 +22,7 @@ Building Bitcoin2X Core
     sudo add-apt-repository ppa:bitcoin/bitcoin
     sudo apt-get update
     sudo apt-get install libdb4.8-dev libdb4.8++-dev
+    sudo apt-get install libboost-all-dev
 
     # To build the Qt GUI:
     sudo apt-get install libqt5gui5 libqt5core5a libqt5dbus5 qttools5-dev qttools5-dev-tools libprotobuf-dev protobuf-compiler