pygost/asn1schemas/cert-selfsigned-example.py | 2 +-

diff --git a/pygost/asn1schemas/cert-selfsigned-example.py b/pygost/asn1schemas/cert-selfsigned-example.py
index c8f259a090a375c2cd0936f2a61ad0655a4985cad165cab4ab6d76bcfd18b2ee..80db4255e8026cd4d89854d6d1804098514550ebf9147c16725955d723871acc 100644
--- a/pygost/asn1schemas/cert-selfsigned-example.py
+++ b/pygost/asn1schemas/cert-selfsigned-example.py
@@ -123,7 +123,7 @@     ("signatureAlgorithm", ai_sign),
     ("signatureValue", BitString(sign(
         curve,
         prv,
-        GOST34112012512(tbs.encode()).digest(),
+        GOST34112012512(tbs.encode()).digest()[::-1],
         mode=2012,
     ))),
 ))