diff --git a/pyproject.toml b/pyproject.toml
index c3807b4..e7bead5 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -24,7 +24,7 @@ classifiers = [
 ]
 dependencies = [
   "duckdb>=1",
-  "mckit-nuclides>=0.3.2",
+  "mckit-nuclides>=0.6.0",
   "msgspec>=0.19",
   "numpy>=2.4",
   "polars[numpy]>=1.37",