diff --git a/src/Authentication/Authenticators/JWT.php b/src/Authentication/Authenticators/JWT.php
index 84efc2fb5..e811912a5 100644
--- a/src/Authentication/Authenticators/JWT.php
+++ b/src/Authentication/Authenticators/JWT.php
@@ -14,6 +14,7 @@
 namespace CodeIgniter\Shield\Authentication\Authenticators;
 
 use CodeIgniter\HTTP\IncomingRequest;
+use CodeIgniter\HTTP\RequestInterface;
 use CodeIgniter\I18n\Time;
 use CodeIgniter\Shield\Authentication\AuthenticationException;
 use CodeIgniter\Shield\Authentication\AuthenticatorInterface;
@@ -209,11 +210,31 @@ public function loggedIn(): bool
         /** @var AuthJWT $config */
         $config = config('AuthJWT');
 
+        $token = $this->getTokenFromHeader($request);
+
         return $this->attempt([
-            'token' => $request->getHeaderLine($config->authenticatorHeader),
+            'token' => $token,
         ])->isOK();
     }
 
+    private function getTokenFromHeader(RequestInterface $request): string
+    {
+        assert($request instanceof IncomingRequest);
+
+        /** @var AuthJWT $config */
+        $config = config('AuthJWT');
+
+        $tokenHeader = $request->getHeaderLine(
+            $config->authenticatorHeader ?? 'Authorization'
+        );
+
+        if (strpos($tokenHeader, 'Bearer') === 0) {
+            return trim(substr($tokenHeader, 6));
+        }
+
+        return $tokenHeader;
+    }
+
     /**
      * Logs the given user in by saving them to the class.
      */