diff --git a/rules/build_sector.smk b/rules/build_sector.smk
index 8e9cb4de..b7ce9265 100644
--- a/rules/build_sector.smk
+++ b/rules/build_sector.smk
@@ -429,7 +429,9 @@ rule build_salt_cavern_potentials:
 
 rule build_ammonia_production:
     input:
-        usgs=storage("https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/media/files/myb1-2022-nitro-ert.xlsx"),
+        usgs=storage(
+            "https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/media/files/myb1-2022-nitro-ert.xlsx"
+        ),
     output:
         ammonia_production=resources("ammonia_production.csv"),
     threads: 1
diff --git a/rules/retrieve.smk b/rules/retrieve.smk
index b5950b92..1dde3da3 100644
--- a/rules/retrieve.smk
+++ b/rules/retrieve.smk
@@ -64,7 +64,6 @@ if config["enable"]["retrieve"] and config["enable"].get("retrieve_databundle",
         script:
             "../scripts/retrieve_jrc_idees.py"
 
-
     rule retrieve_eurostat_household_data:
         output:
             "data/eurostat/eurostat-household_energy_balances-february_2024.csv",