diff --git a/Dockerfile b/Dockerfile
index bf289fa..2045743 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -23,7 +23,7 @@ ENV RELEASE=trusty
 
 # Add Aptly repository
 RUN echo "deb http://repo.aptly.info/ squeeze main" > /etc/apt/sources.list.d/aptly.list
-RUN apt-key adv --keyserver keys.gnupg.net --recv-keys 9E3E53F19C7DE460
+RUN apt-key adv --keyserver pool.sks-keyservers.net --recv-keys ED75B5A4483DA07C
 
 # Add Nginx repository
 RUN echo "deb http://nginx.org/packages/$DIST/ $RELEASE nginx" > /etc/apt/sources.list.d/nginx.list