diff --git a/Dockerfile b/Dockerfile
index 35ea722..ac3dd01 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 FROM scratch
-COPY --from=qemux/qemu-docker:4.15 / /
+COPY --from=qemux/qemu-docker:4.16 / /
 
-ARG DEBCONF_NOWARNINGS="yes"
+ARG DEBCONF_NOWARNINGS "yes"
 ARG DEBIAN_FRONTEND "noninteractive"
 ARG DEBCONF_NONINTERACTIVE_SEEN "true"