diff --git a/pyproject.toml b/pyproject.toml
index e2a6600b..8d3f1596 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -15,7 +15,8 @@ classifiers = [
 ]
 dependencies = [
   "gdsfactory>=7.10.1",
-  "pint"
+  "pint",
+  "tqdm"
 ]
 description = "gdsfactory plugins"
 keywords = ["python"]