diff --git a/latest/Dockerfile b/latest/Dockerfile
index 0be588c..3dd8463 100644
--- a/latest/Dockerfile
+++ b/latest/Dockerfile
@@ -3,8 +3,7 @@ MAINTAINER Mike Purvis
 
 # Instructions from: http://www.aptly.info/download/
 RUN echo "deb http://repo.aptly.info/ squeeze main" > /etc/apt/sources.list.d/aptly.list; \
-gpg --keyserver keys.gnupg.net --recv-keys 2A194991; \
-gpg -a --export 2A194991 | apt-key add -; \
+apt-key adv --keyserver keys.gnupg.net --recv-keys 2A194991; \
 apt-get update; \
 apt-get install aptly -y