diff --git a/pyproject.toml b/pyproject.toml
index 4f5ed52..1c99e2f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -55,7 +55,7 @@ lxml = "^4.6.5"
 flask = "^2.0.1"
 flask_cors = "^3.0.10"
 connexion = {version = "^2.14.1", extras = ["swagger-ui"]}
-cryptography = "^3.4.7"
+cryptography = ">=3.4.7,<43.0.0"
 openpyxl = "^3.0.10"
 graphviz = "0.19.1"
 pyorientdb = "^1.0.0"