diff --git a/software/environment.yml b/software/environment.yml
index e033169f..2fd799e0 100644
--- a/software/environment.yml
+++ b/software/environment.yml
@@ -26,4 +26,5 @@ dependencies:
   - netcdf4
   - yfinance
   - pythia-datasets
-  
+  - cython
+  - c-compiler