diff --git a/types/hotwired__turbo/hotwired__turbo-tests.ts b/types/hotwired__turbo/hotwired__turbo-tests.ts
index cfe13f4fd68a59..3ea7a89377bec7 100644
--- a/types/hotwired__turbo/hotwired__turbo-tests.ts
+++ b/types/hotwired__turbo/hotwired__turbo-tests.ts
@@ -73,6 +73,7 @@ Turbo.visit("my-location", { frame: "mine" });
 
 // $ExpectType TurboSession
 Turbo.session;
+Turbo.session.drive = false;
 
 StreamActions.log = function() {
     // $ExpectType StreamElement
diff --git a/types/hotwired__turbo/index.d.ts b/types/hotwired__turbo/index.d.ts
index bab2003681162e..d5232a06bce928 100644
--- a/types/hotwired__turbo/index.d.ts
+++ b/types/hotwired__turbo/index.d.ts
@@ -93,6 +93,7 @@ export interface TurboSession {
     connectStreamSource(source: unknown): void;
     disconnectStreamSource(source: unknown): void;
     renderStreamMessage(message: unknown): void;
+    drive: boolean;
 }
 
 export const StreamActions: {