diff --git a/requirements.txt b/requirements.txt
index 9a666b40c..84ed4e2ba 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -32,7 +32,7 @@ reinvent-chemistry==0.0.38
 sacremoses>=0.0.41
 scikit-learn>=1.0.0,<1.3.0
 scikit-optimize>=0.8.1
-scipy>=1.0.0
+scipy>=1.0.0,<=1.11.0
 sentencepiece>=0.1.95
 sentence_transformers>1.0,<=2.2.2
 sympy>=1.10.1