diff --git a/pyproject.toml b/pyproject.toml
index 0623adc6b..468d5fde1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -68,7 +68,7 @@ Issues = "https://github.com/emdgroup/baybe/issues/"
 
 [project.optional-dependencies]
 chem = [
-    "scikit-fingerprints>=1.7.0",
+    "scikit-fingerprints>=1.7.0,<1.12.0",
 ]
 
 onnx = [