diff --git a/docker-compose/pypcc-sim.yml b/docker-compose/pypcc-sim.yml
index 94c8e9f5874a532036f122351773378b940b4833..bb6d519f2e98a3beb8bc34711d44f16f8aad29ce 100644
--- a/docker-compose/pypcc-sim.yml
+++ b/docker-compose/pypcc-sim.yml
@@ -15,4 +15,4 @@ services:
     volumes:
         - ${HOME}:/hosthome
     ports:
-        - "4848:4848"
+        - "4842:4842"