diff --git a/pyproject.toml b/pyproject.toml
index 699b8b9..280d597 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "cat-merge"
-version = "0.1.21"
+version = "0.2.0"
 description = ""
 authors = [
     "Monarch Initiative <info@monarchinitiative.org>",
@@ -14,10 +14,9 @@ authors = [
 [tool.poetry.dependencies]
 python = "^3.10"
 click = "^8"
-pandas = "^1.4.2"
+pandas = ">=1.4.6,<2.1.0"
 mkdocs = "^1.3.0"
-#grape = "^0.1.24"
-scipy = "^1.9.1"
+scipy = ">=1.9,<2.0.0"
 
 [tool.poetry.dev-dependencies]
 pytest = "^6.2.4"