diff --git a/Dockerfile b/Dockerfile
index cadee92..665f0be 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -7,6 +7,8 @@ RUN apk add --no-cache \
     bash \
     python3
 
+ENV NODE_ENV=production
+
 # to get around errors from differing stack sizes in musl
 # https://wiki.musl-libc.org/functional-differences-from-glibc.html#Thread_stack_size
 RUN npm config set unsafe-perm true