diff --git a/Dockerfile b/Dockerfile
index 912a00a..c3e4c67 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -40,7 +40,7 @@ RUN GOBIN=/go/src/github.com/letsencrypt/boulder/bin go install  ./...
 ENV BOULDER_MYSQL_PORT=43306
 ENV BOULDER_AMQP_PORT=45672
 ENV BOULDER_PORT=4000
-ENV BOULDER_CALLBACK_PORT=8000
+ENV BOULDER_CALLBACK_PORT=5002
 
 COPY config/rate-limit-policies.yml /go/src/github.com/letsencrypt/boulder/test
 COPY bin/entrypoint.sh /usr/bin