diff --git a/BUILD.md b/BUILD.md
index 85ac0559..36e672ce 100644
--- a/BUILD.md
+++ b/BUILD.md
@@ -161,7 +161,7 @@ Next, install the packages that are needed for Shairport Sync and NQPTP. If you
 If you are building Shairport Sync for AirPlay 2, install the following packages:
 ```
 # pkg install git autotools pkgconf popt libconfig openssl alsa-utils libsoxr \
-      libplist libsodium ffmpeg libuuid vim
+      libplist libsodium libgcrypt ffmpeg libuuid vim
 ```
 
 If you are building classic Shairport Sync, the list of packages is shorter: