diff --git a/build-doh-server.jenkins b/build-doh-server.jenkins
index da117f1..e8156c3 100644
--- a/build-doh-server.jenkins
+++ b/build-doh-server.jenkins
@@ -50,8 +50,7 @@ RUN apk --no-cache add git upx && \\
     go install github.com/m13253/dns-over-https/doh-server@latest && \\
 	upx --brute /go/bin/doh-server
 FROM ${repository}/library/alpine:latest
-RUN apk add --no-cache && \\
-	addgroup -S -g 1000 app && \\
+RUN addgroup -S -g 1000 app && \\
 	adduser -S app -G app -h /app -u 1000
 USER app
 WORKDIR /app