diff --git a/docker-compose/apsct-sim.yml b/docker-compose/apsct-sim.yml
index 326e3b130d2f632bf7ce185e554c39de9aa2dc65..00146bfc89ed454928e615c6ea98aa5931c56242 100644
--- a/docker-compose/apsct-sim.yml
+++ b/docker-compose/apsct-sim.yml
@@ -21,5 +21,5 @@ services:
         max-file: "10"
     networks:
       - control
-    entrypoint: python3 pypcc2.py --simulator --port 4843 --config APSCTTR
+    entrypoint: hwtr --simulator --port 4843 --config APSCTTR
     restart: on-failure
diff --git a/docker-compose/apspu-sim.yml b/docker-compose/apspu-sim.yml
index 1de9375d639c920e545525e32525771808e81778..62ba7267cfc89f5394a254c81f90909467cca43b 100644
--- a/docker-compose/apspu-sim.yml
+++ b/docker-compose/apspu-sim.yml
@@ -21,5 +21,5 @@ services:
         max-file: "10"
     networks:
       - control
-    entrypoint: python3 pypcc2.py --simulator --port 4842 --config APSPUTR
+    entrypoint: hwtr --simulator --port 4842 --config APSPUTR
     restart: on-failure
diff --git a/docker-compose/pypcc-sim-base/Dockerfile b/docker-compose/pypcc-sim-base/Dockerfile
index f0f37dec5613b988ba3c471428aa426606cf9d5a..be2b00841cde80cedbe867323d0203d90c36a879 100644
--- a/docker-compose/pypcc-sim-base/Dockerfile
+++ b/docker-compose/pypcc-sim-base/Dockerfile
@@ -3,4 +3,4 @@ ARG LOCAL_DOCKER_REGISTRY_LOFAR
 
 FROM ${LOCAL_DOCKER_REGISTRY_HOST}/${LOCAL_DOCKER_REGISTRY_LOFAR}/pypcc:latest
 
-CMD ["python3", "pypcc2.py", "--simulator", "--port","4843"]
+CMD ["hwtr", "--simulator", "--port","4843"]
diff --git a/docker-compose/recv-sim.yml b/docker-compose/recv-sim.yml
index 91d1a13cd696ccc604a896496ad086333375e110..574385ef1669e8586bffe4d4e90b14a51d8e3429 100644
--- a/docker-compose/recv-sim.yml
+++ b/docker-compose/recv-sim.yml
@@ -21,5 +21,5 @@ services:
         max-file: "10"
     networks:
       - control
-    entrypoint: python3 pypcc2.py --simulator --port 4840 --config RECVTR
+    entrypoint: hwtr --simulator --port 4840 --config RECVTR
     restart: on-failure
diff --git a/docker-compose/unb2-sim.yml b/docker-compose/unb2-sim.yml
index b69858342c485764822798a87eeb55c40ebcdf64..b68e1d9c80509b3af5f9075fd274fdf9d69a4f76 100644
--- a/docker-compose/unb2-sim.yml
+++ b/docker-compose/unb2-sim.yml
@@ -21,5 +21,5 @@ services:
         max-file: "10"
     networks:
       - control
-    entrypoint: python3 pypcc2.py --simulator --port 4841 --config UNB2TR
+    entrypoint: hwtr --simulator --port 4841 --config UNB2TR
     restart: on-failure