diff --git a/BUILDFORAP2.md b/BUILDFORAP2.md
index ab340075..e044c865 100644
--- a/BUILDFORAP2.md
+++ b/BUILDFORAP2.md
@@ -55,7 +55,7 @@ First, install the packages needed by Shairport Sync:
 ```
 # apt-get install build-essential git xmltoman autoconf automake libtool \
     libpopt-dev libconfig-dev libasound2-dev avahi-daemon libavahi-client-dev libssl-dev libsoxr-dev libglib2.0-dev \
-    libplist-dev libsodium-dev libavutil-dev libavcodec-dev libavformat-dev uuid-dev libgcrypt
+    libplist-dev libsodium-dev libavutil-dev libavcodec-dev libavformat-dev uuid-dev libgcrypt-dev
 ```
 (Note: if you don't want the `D-Bus` interface, you may omit `libglib2.0-dev`.)
 
diff --git a/docker/Dockerfile b/docker/Dockerfile
index 59121716..02136803 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -111,7 +111,7 @@ RUN apk add \
         ffmpeg \
         libsodium \
         libplist \
-        libgcrypt
+        libgcrypt-dev
 
 RUN rm -rf  /lib/apk/db/*