diff --git a/scaling-acceptance-tests.md b/scaling-acceptance-tests.md
index a7536b5e..4276276f 100644
--- a/scaling-acceptance-tests.md
+++ b/scaling-acceptance-tests.md
@@ -983,7 +983,7 @@ COPY . .
 
 RUN go build -o svr cmd/grpcserver/*.go
 
-EXPOSE 8080
+EXPOSE 50051
 CMD [ "./svr" ]
 ```