diff --git a/pyproject.toml b/pyproject.toml
index 995865b5..90ac0c8d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -16,7 +16,7 @@ classifiers = [
 ]
 dependencies = [
   "gdsfactory[cad]==7.4.6",
-  "gplugins[tidy3d,sax,schematic]>=0.5.0,<0.6.0"
+  "gplugins[tidy3d,sax,schematic]>=0.5.0,<0.7.0"
 ]
 description = "ubcpdk pdk"
 keywords = ["python"]