diff --git a/Doc/using/unix.rst b/Doc/using/unix.rst
index 1d1fa8bd85d7ed..0a1834453a0ee8 100644
--- a/Doc/using/unix.rst
+++ b/Doc/using/unix.rst
@@ -162,6 +162,7 @@ Custom OpenSSL
          $ pushd openssl-VERSION
          $ ./config \
               --prefix=/usr/local/custom-openssl \
+              --libdir=lib \
               --openssldir=/etc/ssl
          $ make -j1 depend
          $ make -j8