diff --git a/pyproject.toml b/pyproject.toml
index 440d038..977f3b8 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -23,7 +23,7 @@ dependencies = [
     "neo3crypto==0.4.3",
     "netaddr>=0.9.0",
     "orjson>=3.9.10",
-    "pycryptodome==3.19.0",
+    "pycryptodome==3.19.1",
     "pybiginteger==1.3.3",
     "pybiginteger-stubs==1.3.3",
 ]