diff --git a/docker-compose.yml b/docker-compose.yml
index 1056e70..52fe70f 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -78,34 +78,6 @@ services:
     healthcheck:
       disable: true
 
-  sender3:
-    image: matrixdotorg/synapse:$SYNAPSE_TAG
-    restart: always
-    command: ["run", "--config-path=/data/homeserver.yaml", "--config-path=/workers/replication.yaml", "--config-path=/workers/sender3.yaml"]
-    environment:
-      - SYNAPSE_WORKER=synapse.app.federation_sender
-    volumes:
-      - ./data/synapse:/data
-      - ./workers:/workers
-    depends_on:
-      - synapse
-    healthcheck:
-      disable: true
-
-  sender4:
-    image: matrixdotorg/synapse:$SYNAPSE_TAG
-    restart: always
-    command: ["run", "--config-path=/data/homeserver.yaml", "--config-path=/workers/replication.yaml", "--config-path=/workers/sender4.yaml"]
-    environment:
-      - SYNAPSE_WORKER=synapse.app.federation_sender
-    volumes:
-      - ./data/synapse:/data
-      - ./workers:/workers
-    depends_on:
-      - synapse
-    healthcheck:
-      disable: true
-
   media:
     image: matrixdotorg/synapse:$SYNAPSE_TAG
     restart: always
diff --git a/workers/sender3.yaml b/workers/sender3.yaml
deleted file mode 100644
index 52527b0..0000000
--- a/workers/sender3.yaml
+++ /dev/null
@@ -1,10 +0,0 @@
-worker_app: synapse.app.federation_sender
-worker_name: sender3
-
-worker_listeners:
-  - type: http
-    port: 8008
-    x_forwarded: true
-    resources:
-      - names:
-        - metrics
diff --git a/workers/sender4.yaml b/workers/sender4.yaml
deleted file mode 100644
index eee0b81..0000000
--- a/workers/sender4.yaml
+++ /dev/null
@@ -1,10 +0,0 @@
-worker_app: synapse.app.federation_sender
-worker_name: sender4
-
-worker_listeners:
-  - type: http
-    port: 8008
-    x_forwarded: true
-    resources:
-      - names:
-        - metrics