diff --git a/pyproject.toml b/pyproject.toml
index b1c9039..13be20b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -97,7 +97,7 @@ classifiers = [
 dynamic = ["version"]
 requires-python = ">=3.9"
 dependencies = [
-    "httpx >=0.21.3,<0.28.0",
+    "httpx >=0.21.3,<0.29.0",
     "jwcrypto >=1.4,<2.0.0",
 ]