diff --git a/chart/templates/daemonset-sa.yaml b/chart/templates/daemonset-sa.yaml
index cb0714747c..2fa1cbc243 100644
--- a/chart/templates/daemonset-sa.yaml
+++ b/chart/templates/daemonset-sa.yaml
@@ -156,7 +156,6 @@ metadata:
   {{- end }}
 spec:
   type: {{ .Values.service.manager.type }}
-  sessionAffinity: ClientIP
   selector:
     app: longhorn-manager
   ports:
diff --git a/chart/templates/services.yaml b/chart/templates/services.yaml
index 7da9d1892f..8baef021f3 100644
--- a/chart/templates/services.yaml
+++ b/chart/templates/services.yaml
@@ -7,7 +7,6 @@ metadata:
   namespace: {{ include "release_namespace" . }}
 spec:
   type: ClusterIP
-  sessionAffinity: ClientIP
   selector:
     app: longhorn-manager
   ports:
@@ -24,7 +23,6 @@ metadata:
   namespace: {{ include "release_namespace" . }}
 spec:
   type: ClusterIP
-  sessionAffinity: ClientIP
   selector:
     app: longhorn-manager
   ports:
@@ -41,7 +39,6 @@ metadata:
   namespace: {{ include "release_namespace" . }}
 spec:
   type: ClusterIP
-  sessionAffinity: ClientIP
   selector:
     app: longhorn-manager
   ports:
diff --git a/deploy/longhorn.yaml b/deploy/longhorn.yaml
index 6819d99112..4bd3ab1396 100644
--- a/deploy/longhorn.yaml
+++ b/deploy/longhorn.yaml
@@ -4198,7 +4198,6 @@ metadata:
   namespace: longhorn-system
 spec:
   type: ClusterIP
-  sessionAffinity: ClientIP
   selector:
     app: longhorn-manager
   ports:
@@ -4240,7 +4239,6 @@ metadata:
   namespace: longhorn-system
 spec:
   type: ClusterIP
-  sessionAffinity: ClientIP
   selector:
     app: longhorn-manager
   ports:
@@ -4261,7 +4259,6 @@ metadata:
   namespace: longhorn-system
 spec:
   type: ClusterIP
-  sessionAffinity: ClientIP
   selector:
     app: longhorn-manager
   ports:
@@ -4282,7 +4279,6 @@ metadata:
   namespace: longhorn-system
 spec:
   type: ClusterIP
-  sessionAffinity: ClientIP
   selector:
     app: longhorn-manager
   ports: