fixed docs
diff --git a/docs/x509.rst b/docs/x509.rst
index 79f4829..f94f50e 100644
--- a/docs/x509.rst
+++ b/docs/x509.rst
@@ -494,7 +494,7 @@
         ...     x509.BasicConstraints(ca=False, path_length=None), critical=True,
         ... )
         >>> request = builder.sign(
-        ...     default_backend(), private_key, hashes.SHA256()
+        ...     private_key, hashes.SHA256(), default_backend()
         ... )
         >>> isinstance(request, x509.CertificateSigningRequest)
         True