diff --git a/theodolite-benchmarks/docker-test/uc1-beam-samza/docker-compose.yml b/theodolite-benchmarks/docker-test/uc1-beam-samza/docker-compose.yml
index 10f8918ca4469a81c6152515f258e7f3f2e36efe..f1bd85972b2fcef692bc0d9e737b5dff9d92a14c 100644
--- a/theodolite-benchmarks/docker-test/uc1-beam-samza/docker-compose.yml
+++ b/theodolite-benchmarks/docker-test/uc1-beam-samza/docker-compose.yml
@@ -4,6 +4,8 @@ services:
     image: confluentinc/cp-zookeeper
     expose:
       - "2181"
+    #ports:
+    #  - 2181:2181
     environment:
       ZOOKEEPER_CLIENT_PORT: 2181
   kafka:
diff --git a/theodolite-benchmarks/docker-test/uc2-beam-samza/docker-compose.yml b/theodolite-benchmarks/docker-test/uc2-beam-samza/docker-compose.yml
index 50b9b1f7ce83216205437c5918033c192018f428..0443ac77dcb8533cec028aae231f73c6d8afd978 100644
--- a/theodolite-benchmarks/docker-test/uc2-beam-samza/docker-compose.yml
+++ b/theodolite-benchmarks/docker-test/uc2-beam-samza/docker-compose.yml
@@ -4,6 +4,8 @@ services:
     image: confluentinc/cp-zookeeper
     expose:
       - "2181"
+    #ports:
+    #  - 2181:2181
     environment:
       ZOOKEEPER_CLIENT_PORT: 2181
   kafka:
diff --git a/theodolite-benchmarks/docker-test/uc3-beam-samza/docker-compose.yml b/theodolite-benchmarks/docker-test/uc3-beam-samza/docker-compose.yml
index b1394e5e9a88e93f99e482fc0749d8340332c002..b1808105fa9ee864a60f97a24eb7a56eb6ccec2d 100644
--- a/theodolite-benchmarks/docker-test/uc3-beam-samza/docker-compose.yml
+++ b/theodolite-benchmarks/docker-test/uc3-beam-samza/docker-compose.yml
@@ -4,6 +4,8 @@ services:
     image: confluentinc/cp-zookeeper
     expose:
       - "2181"
+    #ports:
+    #  - 2181:2181
     environment:
       ZOOKEEPER_CLIENT_PORT: 2181
   kafka:
diff --git a/theodolite-benchmarks/docker-test/uc4-beam-samza/docker-compose.yml b/theodolite-benchmarks/docker-test/uc4-beam-samza/docker-compose.yml
index ea818275cd2b16f92688b5a4181ecc138b321050..257e5d4979390f7a992fd879caad4d68ecf25593 100644
--- a/theodolite-benchmarks/docker-test/uc4-beam-samza/docker-compose.yml
+++ b/theodolite-benchmarks/docker-test/uc4-beam-samza/docker-compose.yml
@@ -4,6 +4,8 @@ services:
     image: confluentinc/cp-zookeeper
     expose:
       - "2181"
+    #ports:
+    #  - 2181:2181
     environment:
       ZOOKEEPER_CLIENT_PORT: 2181
   kafka: