diff --git a/jsm.go b/jsm.go
index 726558efb..6f98747c2 100644
--- a/jsm.go
+++ b/jsm.go
@@ -96,7 +96,7 @@ type StreamConfig struct {
 	Sealed            bool            `json:"sealed,omitempty"`
 	DenyDelete        bool            `json:"deny_delete,omitempty"`
 	DenyPurge         bool            `json:"deny_purge,omitempty"`
-	RollupAllowed     bool            `json:"rollup_hdrs,omitempty"`
+	AllowRollup       bool            `json:"rollup_hdrs,omitempty"`
 }
 
 // Placement is used to guide placement of streams in clustered JetStream.
diff --git a/kv.go b/kv.go
index 716c80262..38597e10c 100644
--- a/kv.go
+++ b/kv.go
@@ -200,7 +200,7 @@ func (js *js) CreateKeyValue(cfg *KeyValueConfig) (KeyValue, error) {
 		MaxMsgSize:        cfg.MaxValueSize,
 		Storage:           cfg.Storage,
 		Replicas:          replicas,
-		RollupAllowed:     true,
+		AllowRollup:       true,
 		DenyDelete:        true,
 	}