diff --git a/sdk/python/pyproject.toml b/sdk/python/pyproject.toml
index 5f3dccc..1313edf 100644
--- a/sdk/python/pyproject.toml
+++ b/sdk/python/pyproject.toml
@@ -4,7 +4,7 @@
 # with "InvalidDistribution: '2.5' is not a valid metadata version" — it
 # failed the v0.6.0 publish. Lift this once the publish action is bumped to a
 # release whose twine understands 2.5.
-requires = ["hatchling>=1.21,<1.33"]
+requires = ["hatchling>=1.21,<1.34"]
 build-backend = "hatchling.build"
 
 [project]