diff --git a/Dockerfile b/Dockerfile
index c3696ea..a16ade9 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -223,7 +223,7 @@ RUN VIRTUALGL_VERSION="$(curl -fsSL "https://api.github.com/repos/VirtualGL/virt
     dpkg --add-architecture i386 && \
     curl -fsSL -O "https://github.com/VirtualGL/virtualgl/releases/download/${VIRTUALGL_VERSION}/virtualgl_${VIRTUALGL_VERSION}_amd64.deb" && \
     curl -fsSL -O "https://github.com/VirtualGL/virtualgl/releases/download/${VIRTUALGL_VERSION}/virtualgl32_${VIRTUALGL_VERSION}_amd64.deb" && \
-    apt-get update && apt-get install -y --no-install-recommends ./virtualgl_${VIRTUALGL_VERSION}_amd64.deb ./virtualgl32_${VIRTUALGL_VERSION}_amd64.deb && \
+    apt-get update && apt-get install -y --no-install-recommends "./virtualgl_${VIRTUALGL_VERSION}_amd64.deb" "./virtualgl32_${VIRTUALGL_VERSION}_amd64.deb" && \
     rm -f "virtualgl_${VIRTUALGL_VERSION}_amd64.deb" "virtualgl32_${VIRTUALGL_VERSION}_amd64.deb" && \
     chmod u+s /usr/lib/libvglfaker.so /usr/lib/libvglfaker-nodl.so /usr/lib/libvglfaker-opencl.so /usr/lib/libdlfaker.so /usr/lib/libgefaker.so && \
     chmod u+s /usr/lib32/libvglfaker.so /usr/lib32/libvglfaker-nodl.so /usr/lib32/libvglfaker-opencl.so /usr/lib32/libdlfaker.so /usr/lib32/libgefaker.so && \