diff --git a/requirements.txt b/requirements.txt
index 4b770877..f98d5af9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ certifi==2026.5.20 ; python_version >= "3.10" and python_version < "4.0"
 cffi==2.0.0 ; python_version >= "3.10" and python_version < "4.0" and platform_python_implementation != "PyPy"
 charset-normalizer==3.4.7 ; python_version >= "3.10" and python_version < "4.0"
 cryptography==48.0.0 ; python_version >= "3.10" and python_version < "4.0"
-idna==3.17 ; python_version >= "3.10" and python_version < "4.0"
+idna==3.18 ; python_version >= "3.10" and python_version < "4.0"
 jmespath==1.1.0 ; python_version >= "3.10" and python_version < "4.0"
 jwcrypto==1.5.7 ; python_version >= "3.10" and python_version < "4.0"
 pycparser==3.0 ; python_version >= "3.10" and python_version < "4.0" and platform_python_implementation != "PyPy" and implementation_name != "PyPy"