diff --git a/envs/environment.yaml b/envs/environment.yaml
index c8e469ac..1a2359dc 100644
--- a/envs/environment.yaml
+++ b/envs/environment.yaml
@@ -54,6 +54,7 @@ dependencies:
 - descartes
 - rasterio!=1.2.10
 
+
 - pip:
   - tsam>=1.1.0
   - git+https://github.com/PyPSA/PyPSA.git@master