diff --git a/pyproject.toml b/pyproject.toml
index 7df3bca..6724138 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -14,7 +14,7 @@ dependencies = [
   "urllib3>=2.1.0,<3.0.0",
   "python-dateutil>=2.8.2,<3.0.0",
   "pydantic>=2.11,<3.0.0",
-  "typing-extensions>=4.7.1,<5.0.0"
+  "typing-extensions>=4.15.0,<5.0.0"
 ]
 
 [project.urls]
diff --git a/requirements.txt b/requirements.txt
index 1caaa17..aa3bc81 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 urllib3>=2.1.0,<3.0.0
 python-dateutil>=2.8.2,<3.0.0
 pydantic>=2.11,<3.0.0
-typing-extensions>=4.7.1,<5.0.0
+typing-extensions>=4.15.0,<5.0.0
diff --git a/uv.lock b/uv.lock
index f6f93e1..1f404aa 100644
--- a/uv.lock
+++ b/uv.lock
@@ -695,7 +695,7 @@ dev = [
 requires-dist = [
     { name = "pydantic", specifier = ">=2.11,<3.0.0" },
     { name = "python-dateutil", specifier = ">=2.8.2,<3.0.0" },
-    { name = "typing-extensions", specifier = ">=4.7.1,<5.0.0" },
+    { name = "typing-extensions", specifier = ">=4.15.0,<5.0.0" },
     { name = "urllib3", specifier = ">=2.1.0,<3.0.0" },
 ]