diff --git a/Dockerfile b/Dockerfile
index a39276a..1fb9a44 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,12 +1,7 @@
 FROM python:3.8-alpine
 
 # install required packages
-RUN apk add --no-cache gcc
-RUN apk add --no-cache python3-dev
-RUN apk add --no-cache libc-dev
-RUN apk add --no-cache libffi-dev
-RUN apk add --no-cache openssl
-RUN apk add --no-cache openssl-dev
+RUN apk add --no-cache gcc libc-dev libffi-dev openssl openssl-dev python3-dev 
 
 # add user that will be used to install and run the application
 RUN adduser -D deploy
@@ -27,10 +22,7 @@ RUN flit install --pth-file
 
 # switch back to root to remove header files
 USER root
-RUN apk del python3-dev
-RUN apk del libc-dev
-RUN apk del libffi-dev
-RUN apk del openssl-dev
+RUN apk del libc-dev libffi-dev openssl-dev python3-dev
 
 # switch to the created user to run the application
 USER deploy