diff --git a/pyproject.toml b/pyproject.toml
index e5a3edb..f354cd5 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -25,7 +25,7 @@ classifiers = [
 dependencies = [
     "jsonschema>=4.17.3,<5.0.0",
     "pydantic[email]>=1.0.0,<2.0.0",
-    "dnspython >2, <3",
+    "dnspython >=2, <3",
 ]
 
 [project.license]