diff --git a/pyproject.toml b/pyproject.toml
index 9236882..6ef6928 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -23,7 +23,7 @@ classifiers = [
 ]
 dependencies = [
     "fastmcp>=3.4.2",
-    "httpx>=0.25",
+    "httpx>=0.28.1",
     "cryptography>=49.0.0",
     "PyNaCl>=1.5",
 ]