diff --git a/pyproject.toml b/pyproject.toml
index 38b3e80e..00838066 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -34,6 +34,7 @@ dependencies = [
     "tqdm",
     "matplotlib",
     "cma",
+	"typing-extensions"
 ]
 
 [build-system]