1diff --git a/wallet/models.py b/wallet/models.py
2index 1b75402..ad115de 100644
3--- a/wallet/models.py
4+++ b/wallet/models.py
5@@ -320,7 +320,7 @@ class Pass(object):
6 def _createSignature(self, manifest, certificate, key,
7 wwdr_certificate, password):
8 openssl_cmd = [
9- 'openssl',
10+ '@openssl@',
11 'smime',
12 '-binary',
13 '-sign',