diff --git a/src/authenticator.ts b/src/authenticator.ts
index c192537..a954a89 100644
--- a/src/authenticator.ts
+++ b/src/authenticator.ts
@@ -118,6 +118,24 @@ export class Authenticator<User = unknown> {
       successRedirect: AuthenticateOptions["successRedirect"];
     }
   ): never;
+  authenticate(
+    strategy: string,
+    request: Request,
+    options: Pick<
+      AuthenticateOptions,
+      "successRedirect" | "throwOnError" | "context"
+    > & {
+      failureRedirect: AuthenticateOptions["failureRedirect"];
+    }
+  ): Promise<User>;
+  authenticate(
+    strategy: string,
+    request: Request,
+    options?: Pick<
+      AuthenticateOptions,
+      "successRedirect" | "failureRedirect" | "throwOnError" | "context"
+    >
+  ): Promise<User>;
   authenticate(
     strategy: string,
     request: Request,