diff --git a/envs/environment.yaml b/envs/environment.yaml
index d02b0018..795aa334 100644
--- a/envs/environment.yaml
+++ b/envs/environment.yaml
@@ -24,7 +24,6 @@ dependencies:
   - yaml
   - pytables
   - lxml
-  - powerplantmatching>=0.5.1
   - numpy
   - pandas
   - geopandas
@@ -57,3 +56,4 @@ dependencies:
   - pip:
     - vresutils>=0.3.1
     - tsam>=1.1.0
+    - powerplantmatching>=0.5.1
diff --git a/scripts/build_powerplants.py b/scripts/build_powerplants.py
index 764028d1..e18232b8 100755
--- a/scripts/build_powerplants.py
+++ b/scripts/build_powerplants.py
@@ -104,7 +104,7 @@ if __name__ == "__main__":
     countries = n.buses.country.unique()
 
     ppl = (pm.powerplants(from_url=True)
-           .powerplant.fill_missing_decommyears()
+           .powerplant.fill_missing_decommissioning_years()
            .powerplant.convert_country_to_alpha2()
            .query('Fueltype not in ["Solar", "Wind"] and Country in @countries')
            .replace({'Technology': {'Steam Turbine': 'OCGT'}})