diff --git a/setup.cfg b/setup.cfg
index 3dde6b7..4435274 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -28,6 +28,7 @@ install_requires =
     markdown==3.6
     langchain-core==0.1.46
     langchain-cohere==0.1.4
+    rerankers[all]==0.2.0
 package_dir=
     =src