diff --git a/boring-nginx/Dockerfile b/boring-nginx/Dockerfile
index 0fd0bb3..f6d01de 100644
--- a/boring-nginx/Dockerfile
+++ b/boring-nginx/Dockerfile
@@ -3,7 +3,6 @@ FROM alpine:edge
 ENV UID=991 GID=991
 
 ARG NGINX_VERSION=1.11.10
-ARG NPS_VERSION=1.12.34.2
 ARG GPG_NGINX="B0F4 2533 73F8 F6F5 10D4  2178 520A 9993 A1C0 52F8"
 ARG BUILD_CORES