diff --git a/docker/dev.Dockerfile b/docker/dev.Dockerfile
index 3d08fa4..2641c24 100644
--- a/docker/dev.Dockerfile
+++ b/docker/dev.Dockerfile
@@ -49,14 +49,15 @@ ENV LANG en_US.UTF-8
 ENV LANGUAGE en_US:en
 ENV LC_ALL en_US.UTF-8
 
-# Create app directory and copy the Elixir projects into it.
-WORKDIR /app
-COPY . ./
-
 # Install Elixir deps
 # RUN mix archive.install github hexpm/hex branch latest
 RUN mix deps.get && mix deps.compile
 RUN MIX_ENV=test mix deps.get && MIX_ENV=test mix deps.compile
+
+# Create app directory and copy the Elixir projects into it.
+WORKDIR /app
+COPY . ./
+
 # Gives us iex shell history
 ENV ERL_AFLAGS="-kernel shell_history enabled"