diff --git a/dev/docker/Dockerfile b/dev/docker/Dockerfile
index 45aef62b..a6d341ba 100644
--- a/dev/docker/Dockerfile
+++ b/dev/docker/Dockerfile
@@ -26,8 +26,7 @@ LABEL commit=$GIT_COMMIT
 # color, nocolor, json
 ENV GOLOG_LOG_FMT=nocolor
 
-# go-waku default port
-EXPOSE 9000
+EXPOSE 5050
 
 COPY --from=builder /app/bin/xmtpd /usr/bin/