diff --git a/ricochet/Dockerfile b/ricochet/Dockerfile
index 540732c..c852d20 100644
--- a/ricochet/Dockerfile
+++ b/ricochet/Dockerfile
@@ -13,6 +13,7 @@ FROM debian:sid
 MAINTAINER Jessica Frazelle <jess@docker.com>
 
 RUN apt-get update && apt-get install -y \
+	gnupg \
 	libasound2 \
 	libfontconfig1 \
 	libgl1-mesa-dri \