diff --git a/scripts/build b/scripts/build
index b2f110a..425eb0e 100755
--- a/scripts/build
+++ b/scripts/build
@@ -13,6 +13,7 @@ CGO_ENABLED=0 GOPATH="$(pwd)/gopath" gox \
   -verbose \
   -output "bin/cadmium.{{.OS}}_{{.Arch}}" \
   -os "!netbsd" \
+  -arch "!386 !s390x" \
   -ldflags "-X \"$cm.gitTag=$1\" -X \"$cm.gitNearestTag=$1\"" \
   github.com/mholt/caddy/caddy