diff --git a/templates/deployment.yaml b/templates/deployment.yaml
index b63e967..45bbeef 100644
--- a/templates/deployment.yaml
+++ b/templates/deployment.yaml
@@ -43,6 +43,9 @@ spec:
       {{- if .Values.serviceAccount.create }}
       serviceAccountName: {{ include "pgdog.serviceAccountName" . }}
       {{- end }}
+      {{- if .Values.priorityClassName }}
+      priorityClassName: {{ .Values.priorityClassName }}
+      {{- end }}
       {{- if .Values.terminationGracePeriodSeconds }}
       terminationGracePeriodSeconds: {{ .Values.terminationGracePeriodSeconds }}
       {{- end }}
diff --git a/values.yaml b/values.yaml
index 881dc75..7d33c5e 100644
--- a/values.yaml
+++ b/values.yaml
@@ -51,6 +51,10 @@ port: 6432
 # replicas indicates how many instances of PgDog will run (HA).
 replicas: 2
 
+# priorityClassName assigns a PriorityClass to pgdog pods for scheduling priority.
+# Not set by default; omitted from the pod spec unless explicitly specified.
+# Example: priorityClassName: production-critical
+
 # Uncomment to enable explicit grace period
 # terminationGracePeriodSeconds: 90