diff --git a/pyproject.toml b/pyproject.toml
index 68c3de4b..aca1c94a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -3,7 +3,7 @@ name = "sd-scripts"
 version = "0.1.0"
 description = "Training, generation and utility scripts for Stable Diffusion."
 readme = "README.md"
-requires-python = ">=3.10"
+requires-python = ">=3.10, <3.11"
 dependencies = [
     "accelerate==0.33.0",
     "altair==4.2.2",