diff --git a/Python/random.c b/Python/random.c
--- a/Python/random.c
+++ b/Python/random.c
@@ -291,6 +291,9 @@ void
         dev_urandom_noraise(secret, secret_size);
 #endif
     }
+
+    _Py_HashSecret.siphash.k0 = 16122009286863472304UL;
+    _Py_HashSecret.siphash.k1 = 934058638581110497UL;
 }
 
 void