diff --git a/pyproject.toml b/pyproject.toml
index 14f6518..3ce0855 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -28,7 +28,7 @@ dependencies = [
     "pytest-cov>=7.1.0,<8",
     "twine>=4,<7",
     "black>=26.3.1,<27",
-    "idna>=3"
+    "idna>=3.12"
 ]
 classifiers = [
     "Programming Language :: Python :: 3",