diff --git a/pyproject.toml b/pyproject.toml
index 409694cf..bd9d8b40 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -80,7 +80,7 @@ optional-dependencies.substrate = [
   "substrate-interface",
 ]
 optional-dependencies.tezos = [
-  "aleph-pytezos==0.1.1",
+  "aleph-pytezos==3.13.4",
   "pynacl",
 ]
 urls.Documentation = "https://aleph.im/"