diff --git a/site-dev.yaml b/site-dev.yaml
index 8927665..3321eed 100644
--- a/site-dev.yaml
+++ b/site-dev.yaml
@@ -18,7 +18,7 @@
     conductor_server_name: conductor.dev.d4science.org
     conductor_ui_server_name: conductor-ui.dev.d4science.org
     conductor_ui_public_url: "https://{{ conductor_ui_server_name }}"
-    conductor_replicas: 2
+    conductor_replicas: 1 
     conductor_ui_replicas: 2
 
   roles:
diff --git a/site-nw-cluster.yaml b/site-nw-cluster.yaml
index 5a5a2bc..73ee762 100644
--- a/site-nw-cluster.yaml
+++ b/site-nw-cluster.yaml
@@ -16,7 +16,7 @@
     conductor_server_name: conductor-dev.int.d4science.net
     conductor_ui_server_name: conductorui-dev.int.d4science.net
     conductor_ui_public_url: "http://{{ conductor_ui_server_name }}"
-    conductor_replicas: 2
+    conductor_replicas: 1 
     conductor_ui_replicas: 2
   roles:
     - common
diff --git a/site-pre.yaml b/site-pre.yaml
index f4f4eb3..3947368 100644
--- a/site-pre.yaml
+++ b/site-pre.yaml
@@ -18,7 +18,7 @@
     conductor_server_name: conductor.pre.d4science.org
     conductor_ui_server_name: conductor-ui.pre.d4science.org
     conductor_ui_public_url: "https://{{ conductor_ui_server_name }}"
-    conductor_replicas: 2
+    conductor_replicas: 1
     conductor_ui_replicas: 2
   roles:
     - common
diff --git a/site-prod.yaml b/site-prod.yaml
index 8e2b671..0df29c2 100644
--- a/site-prod.yaml
+++ b/site-prod.yaml
@@ -16,7 +16,7 @@
     conductor_server_name: conductor.d4science.org
     conductor_ui_server_name: conductor-ui.d4science.org
     conductor_ui_public_url: "https://{{ conductor_ui_server_name }}"
-    conductor_replicas: 2
+    conductor_replicas: 1
     conductor_ui_replicas: 2
   roles:
     - common