diff --git a/Dockerfile b/Dockerfile
index be81bdc7bd8e78b883aeff9194790c8ab3a730a3..f7d9214197b38b285ee3ae85c9d8030a7513fbf4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -17,10 +17,10 @@ RUN useradd -m $USERNAME && \
         usermod  --uid $uid $USERNAME && \
         groupmod --gid $gid $USERNAME
 
-WORKDIR /home/$USERNAME
-COPY src /home/$USERNAME/src
 RUN apt-get update && apt-get install -y \
       python-catkin-tools bash
+WORKDIR /home/$USERNAME
+COPY src /home/$USERNAME/src
 RUN rosdep install --from-paths . -r -y
 RUN catkin config \
       --extend /opt/ros/melodic && \