diff --git a/rules/common.smk b/rules/common.smk
index 0e85b620..2298ff91 100644
--- a/rules/common.smk
+++ b/rules/common.smk
@@ -4,7 +4,7 @@
 
 import os, sys, glob
 
-helper_source_path = [match for match in glob.glob('**/_helpers.py', recursive=True)]
+helper_source_path = [match for match in glob.glob("**/_helpers.py", recursive=True)]
 
 for path in helper_source_path:
     path = os.path.dirname(os.path.abspath(path))
diff --git a/scripts/prepare_sector_network.py b/scripts/prepare_sector_network.py
index f80c72f5..0fb9729a 100755
--- a/scripts/prepare_sector_network.py
+++ b/scripts/prepare_sector_network.py
@@ -3013,8 +3013,9 @@ def add_industry(n, costs):
 
     if options["co2_spatial"] or options["co2network"]:
         p_set = (
-            -industrial_demand.loc[nodes, "process emission"]
-            .rename(index=lambda x: x + " process emissions")
+            -industrial_demand.loc[nodes, "process emission"].rename(
+                index=lambda x: x + " process emissions"
+            )
             / nhours
         )
     else:
diff --git a/scripts/solve_network.py b/scripts/solve_network.py
index 203d8b0f..aa802ea8 100644
--- a/scripts/solve_network.py
+++ b/scripts/solve_network.py
@@ -856,7 +856,7 @@ def solve_network(n, config, solving, opts="", **kwargs):
     kwargs["assign_all_duals"] = cf_solving.get("assign_all_duals", False)
 
     if kwargs["solver_name"] == "gurobi":
-        logging.getLogger('gurobipy').setLevel(logging.CRITICAL)
+        logging.getLogger("gurobipy").setLevel(logging.CRITICAL)
 
     rolling_horizon = cf_solving.pop("rolling_horizon", False)
     skip_iterations = cf_solving.pop("skip_iterations", False)