diff --git a/conda/environments/cgat-apps.yml b/conda/environments/cgat-apps.yml
index 7aadb43d..230288bb 100644
--- a/conda/environments/cgat-apps.yml
+++ b/conda/environments/cgat-apps.yml
@@ -30,7 +30,7 @@ dependencies:
 - quicksect
 - rdflib
 - scikit-learn
-- scipy==1.5.3
+- scipy
 - setuptools
 - six
 - sortedcontainers