diff --git a/edgebench/config.py b/edgebench/config.py
index 4949fd3..6cf6ff5 100644
--- a/edgebench/config.py
+++ b/edgebench/config.py
@@ -2,7 +2,11 @@
 
 from pathlib import Path
 from typing import Any, Dict
-import tomllib
+
+try:
+    import tomllib
+except ModuleNotFoundError:  # Python 3.10 fallback
+    import tomli as tomllib
 
 
 DEFAULT_COMPARE_THRESHOLDS: Dict[str, float] = {
diff --git a/pyproject.toml b/pyproject.toml
index 759ad85..00a0a63 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ version = "0.1.0"
 description = "Edge AI Inference Profiling Framework"
 authors = [{ name = "Your Name" }]
 readme = "README.md"
-requires-python = ">=3.11"
+requires-python = ">=3.10,<3.12"
 dependencies = [
     "onnx",
     "onnxruntime",