diff --git a/docker/Dockerfile b/docker/Dockerfile
index 980e065..34c84d3 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -36,9 +36,8 @@ RUN apt-get -qq install -y \
                 uuid-dev \
 		libssl-dev \
 		python3-dev \
-		python3-pip
-
-RUN pip3 install flask
+		python3-pip \
+                python3-flask
 
 RUN cd /opt/src && git clone https://github.com/andrew-canaday/libbsat
 RUN cd /opt/src/libbsat && ./autogen.sh