diff --git a/Util/Docker/Release.Dockerfile b/Util/Docker/Release.Dockerfile
index 39d4b6d47a..96e1ee135f 100644
--- a/Util/Docker/Release.Dockerfile
+++ b/Util/Docker/Release.Dockerfile
@@ -7,7 +7,14 @@ FROM nvidia/vulkan:1.1.121-cuda-10.1--ubuntu18.04
 
 RUN apt-key adv --fetch-keys "https://developer.download.nvidia.com/compute/cuda/repos/ubuntu1804/x86_64/3bf863cc.pub"
 
-RUN packages='libsdl2-2.0 xserver-xorg libvulkan1 libomp5' && apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y $packages --no-install-recommends
+RUN apt-get update && \
+    DEBIAN_FRONTEND=noninteractive apt-get install --no-install-recommends --yes \
+        libomp5 \
+        libsdl2-2.0 \
+        libvulkan1 \
+        xserver-xorg && \
+    apt-get clean && \
+    rm -rf /var/lib/apt/lists/* /var/cache/apt/archives
 
 RUN useradd -m carla