diff --git a/setup.py b/setup.py
index 3905341e..d067bcdf 100644
--- a/setup.py
+++ b/setup.py
@@ -30,7 +30,8 @@
                           'matplotlib<=3.8.3',
                           'numba<=0.58.0',
                           'yayc',
-                          'awscli'],
+                          'awscli',
+                          'scipy<=1.13.0'],
       description = "High-level analysis for the COSI telescope data",
       entry_points={"console_scripts":[
           "cosi-response = cosipy.response.FullDetectorResponse:cosi_response",