diff --git a/pyproject.toml b/pyproject.toml
index 3c57214..6ae42a8 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -27,7 +27,7 @@ classifiers = [
     "Topic :: Utilities",
 ]
 dependencies = [
-    "chromadb>=1.5.4",
+    "chromadb>=1.5.4,<2",
     "pyyaml>=6.0,<7",
 ]