diff --git a/pathways/pathways.py b/pathways/pathways.py
index 707b05b..53e0c80 100644
--- a/pathways/pathways.py
+++ b/pathways/pathways.py
@@ -835,7 +835,6 @@ def fill_in_result_array(self, results: dict):
                                 }
                             ] = d[..., idx].sum(axis=-1)
 
-        clean_cache_directory()
 
     def characterize_planetary_boundaries(
         self,