diff --git a/pyproject.toml b/pyproject.toml
index 653eb25..05ca133 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -11,7 +11,7 @@ dependencies = [
     "tiktoken",
     "tomli",
 ]
-requires-python = ">=3.11"
+requires-python = ">=3.12"
 authors = [
   { name="Raghav Pillai", email="raghav@tryspeck.com" },
 ]