diff --git a/Dockerfile b/Dockerfile
index ff6243c..fdbe714 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -12,7 +12,7 @@ ENV GNUPGHOME /.gnupg
 
 # install aptly
 RUN echo deb http://repo.aptly.info/ squeeze main >> /etc/apt/sources.list
-RUN apt-key adv --keyserver keys.gnupg.net --recv-keys E083A3782A194991
+RUN apt-key adv --keyserver keys.gnupg.net --recv-keys 9E3E53F19C7DE460
 RUN apt-get update && \
     apt-get install -y aptly && \
     apt-get clean