diff --git a/README.md b/README.md
index 51af8bc3..63f29eb8 100644
--- a/README.md
+++ b/README.md
@@ -86,7 +86,7 @@ Build Steps
 We assume that the RISCV environment variable is set to the RISC-V tools
 install path.
 
-    $ apt-get install device-tree-compiler libboost-regex-dev
+    $ apt-get install device-tree-compiler libboost-regex-dev libboost-system-dev
     $ mkdir build
     $ cd build
     $ ../configure --prefix=$RISCV