diff --git a/pyproject.toml b/pyproject.toml
index 275d632be..4cde90240 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -45,6 +45,7 @@ dependencies = [
   "jupyter",
   "nbconvert",
   "pyarrow",
+  "tables",
 ]
 
 [project.optional-dependencies]