diff --git a/pyproject.toml b/pyproject.toml
index e06b9a39d..414094200 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -31,7 +31,6 @@ dependencies = [
   "aleph-message==0.6.1",
   "aleph-nuls2==0.1",
   "aleph-p2p-client @ git+https://github.com/aleph-im/p2p-service-client-python@cbfebb871db94b2ca580e66104a67cd730c5020c",
-  "aleph-pytezos==3.13.4",
   "asyncpg==0.30",
   "base58>=1.0.3",
   "coincurve==20",
@@ -50,6 +49,7 @@ dependencies = [
   "pycryptodome==3.21.0",                                                                                                  # for libp2p-stubs
   "pymultihash==0.8.2",                                                                                                    # for libp2p-stubs
   "pynacl==1.5",
+  "pytezos-crypto==3.13.4.1",
   "python-dateutil==2.8.2",
   "pytz==2023.3",
   "pyyaml==6.0.1",
@@ -62,7 +62,7 @@ dependencies = [
   "sqlalchemy-utils==0.38.3",
   "substrate-interface==1.7.4",
   "types-aiofiles==23.2.0.20240403",
-  "ujson==5.10.0",                                                                                                            # required by aiocache
+  "ujson==5.10.0",                                                                                                         # required by aiocache
   "urllib3==2.3",
   "uvloop==0.21",
   "web3==6.11.2",
diff --git a/src/aleph/chains/tezos.py b/src/aleph/chains/tezos.py
index 59f5690a2..b8a951d8b 100644
--- a/src/aleph/chains/tezos.py
+++ b/src/aleph/chains/tezos.py
@@ -6,9 +6,9 @@
 
 import aiohttp
 from aleph_message.models import Chain
-from aleph_pytezos.crypto.key import Key
 from configmanager import Config
 from nacl.exceptions import BadSignatureError
+from pytezos_crypto.key import Key
 
 import aleph.toolkit.json as aleph_json
 from aleph.chains.abc import ChainReader, Verifier