diff --git a/contrib/chart/Chart.yaml b/contrib/chart/Chart.yaml
index 9e2da353e..11c8131d4 100644
--- a/contrib/chart/Chart.yaml
+++ b/contrib/chart/Chart.yaml
@@ -2,7 +2,7 @@ apiVersion: v2
 name: centaur
 description: Helm chart for the trusted Centaur control plane
 type: application
-version: 0.1.79
+version: 0.1.80
 appVersion: "0.1.0"
 dependencies:
   - name: connect
diff --git a/contrib/chart/templates/apirs.yaml b/contrib/chart/templates/apirs.yaml
index 3557e28d7..dd579ea99 100644
--- a/contrib/chart/templates/apirs.yaml
+++ b/contrib/chart/templates/apirs.yaml
@@ -138,6 +138,18 @@ spec:
       serviceAccountName: {{ $apiRsName }}
       {{- with .Values.global.imagePullSecrets }}
       imagePullSecrets:
+{{ toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.apiRs.nodeSelector }}
+      nodeSelector:
+{{ toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.apiRs.affinity }}
+      affinity:
+{{ toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.apiRs.tolerations }}
+      tolerations:
 {{ toYaml . | nindent 8 }}
       {{- end }}
       containers:
diff --git a/contrib/chart/templates/slackbotv2.yaml b/contrib/chart/templates/slackbotv2.yaml
index 30c6ac6cb..346716df9 100644
--- a/contrib/chart/templates/slackbotv2.yaml
+++ b/contrib/chart/templates/slackbotv2.yaml
@@ -30,6 +30,18 @@ spec:
       automountServiceAccountToken: false
       {{- with .Values.global.imagePullSecrets }}
       imagePullSecrets:
+{{ toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.slackbotv2.nodeSelector }}
+      nodeSelector:
+{{ toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.slackbotv2.affinity }}
+      affinity:
+{{ toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.slackbotv2.tolerations }}
+      tolerations:
 {{ toYaml . | nindent 8 }}
       {{- end }}
       containers:
diff --git a/contrib/chart/templates/workloads.yaml b/contrib/chart/templates/workloads.yaml
index e11fec05a..939b07fc5 100644
--- a/contrib/chart/templates/workloads.yaml
+++ b/contrib/chart/templates/workloads.yaml
@@ -25,6 +25,18 @@ spec:
       automountServiceAccountToken: false
       {{- with .Values.global.imagePullSecrets }}
       imagePullSecrets:
+{{ toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.postgres.nodeSelector }}
+      nodeSelector:
+{{ toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.postgres.affinity }}
+      affinity:
+{{ toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.postgres.tolerations }}
+      tolerations:
 {{ toYaml . | nindent 8 }}
       {{- end }}
       containers:
diff --git a/contrib/chart/values.schema.json b/contrib/chart/values.schema.json
index 26a9d1f03..8cf7a77cb 100644
--- a/contrib/chart/values.schema.json
+++ b/contrib/chart/values.schema.json
@@ -256,7 +256,10 @@
         "extraEnv": {
           "type": "object",
           "additionalProperties": { "type": "string" }
-        }
+        },
+        "nodeSelector": { "type": "object" },
+        "tolerations": { "type": "array" },
+        "affinity": { "type": "object" }
       }
     },
     "slackbotv2": {
@@ -276,7 +279,10 @@
         "extraEnv": {
           "type": "object",
           "additionalProperties": { "type": "string" }
-        }
+        },
+        "nodeSelector": { "type": "object" },
+        "tolerations": { "type": "array" },
+        "affinity": { "type": "object" }
       }
     },
     "postgres": {
@@ -294,7 +300,10 @@
             "enabled": { "type": "boolean" },
             "sizeLimit": { "type": "string" }
           }
-        }
+        },
+        "nodeSelector": { "type": "object" },
+        "tolerations": { "type": "array" },
+        "affinity": { "type": "object" }
       }
     },
     "networkPolicy": {
diff --git a/contrib/chart/values.yaml b/contrib/chart/values.yaml
index 78cd6b207..9726053c7 100644
--- a/contrib/chart/values.yaml
+++ b/contrib/chart/values.yaml
@@ -346,6 +346,10 @@ apiRs:
   terminationGracePeriodSeconds: 35
   extraEnv: {}
   resources: {}
+  # Pin the control plane to specific nodes (e.g. a dedicated spot pool).
+  nodeSelector: {}
+  tolerations: []
+  affinity: {}
 
 # Chat SDK Slackbot v2. Forwards Slack events to the api-rs control plane
 # (:8080) and streams responses back. Listens on :3001.
@@ -368,6 +372,10 @@ slackbotv2:
     annotations: {}
   extraEnv: {}
   resources: {}
+  # Pin to specific nodes (e.g. a dedicated spot pool).
+  nodeSelector: {}
+  tolerations: []
+  affinity: {}
 
 # Chat SDK Linear bot — Linear agent (actor=app) ingress. Receives
 # AgentSessionEvent webhooks on /api/webhooks/linear, forwards sessions to the
@@ -456,6 +464,12 @@ postgres:
     enabled: true
     sizeLimit: 1Gi
   resources: {}
+  # Pin to specific nodes (e.g. a dedicated spot pool). Note: a StatefulSet's
+  # PVC binds to the node's zone, so keep the pool single-zone or use a
+  # multi-zone-aware storage class when pinning Postgres.
+  nodeSelector: {}
+  tolerations: []
+  affinity: {}
 
 ingress:
   enabled: false