diff --git a/go/opentracing/server/Dockerfile b/go/opentracing/server/Dockerfile
index 2e000b16..9ebbfa52 100644
--- a/go/opentracing/server/Dockerfile
+++ b/go/opentracing/server/Dockerfile
@@ -4,9 +4,9 @@ COPY go.mod go.sum ./
 RUN go mod download
 COPY server.go .
 RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o server .
-
-FROM alpine:latest  
+# just a happy comment to trigger CI
+FROM alpine:latest
 RUN apk --no-cache add ca-certificates
 WORKDIR /root/
 COPY --from=0 /app/server .
-CMD ["./server"]
\ No newline at end of file
+CMD ["./server"]