diff --git a/envs/environment.yaml b/envs/environment.yaml
index ceb1c13a..9b2a4876 100644
--- a/envs/environment.yaml
+++ b/envs/environment.yaml
@@ -10,7 +10,7 @@ dependencies:
 - python>=3.8
 - pip
 
-- pypsa>=0.23
+# - pypsa>=0.23
 - atlite>=0.2.9
 - dask
 
diff --git a/scripts/_helpers.py b/scripts/_helpers.py
index 0e1d2327..cd702950 100644
--- a/scripts/_helpers.py
+++ b/scripts/_helpers.py
@@ -277,23 +277,6 @@ def progress_retrieve(url, file, disable=False):
             urllib.request.urlretrieve(url, file, reporthook=update_to)
 
 
-def get_aggregation_strategies(aggregation_strategies):
-    # default aggregation strategies that cannot be defined in .yaml format must be specified within
-    # the function, otherwise (when defaults are passed in the function's definition) they get lost
-    # when custom values are specified in the config.
-
-    import numpy as np
-    from pypsa.clustering.spatial import _make_consense
-
-    bus_strategies = dict(country=_make_consense("Bus", "country"))
-    bus_strategies.update(aggregation_strategies.get("buses", {}))
-
-    generator_strategies = {"build_year": lambda x: 0, "lifetime": lambda x: np.inf}
-    generator_strategies.update(aggregation_strategies.get("generators", {}))
-
-    return bus_strategies, generator_strategies
-
-
 def mock_snakemake(rulename, configfiles=[], **wildcards):
     """
     This function is expected to be executed from the 'scripts'-directory of '
diff --git a/scripts/cluster_network.py b/scripts/cluster_network.py
index 0a2827f4..f0fd80eb 100644
--- a/scripts/cluster_network.py
+++ b/scripts/cluster_network.py
@@ -133,7 +133,7 @@ import pandas as pd
 import pyomo.environ as po
 import pypsa
 import seaborn as sns
-from _helpers import configure_logging, get_aggregation_strategies, update_p_nom_max
+from _helpers import configure_logging, update_p_nom_max
 from pypsa.clustering.spatial import (
     busmap_by_greedy_modularity,
     busmap_by_hac,
@@ -395,10 +395,6 @@ def clustering_for_n_clusters(
     extended_link_costs=0,
     focus_weights=None,
 ):
-    bus_strategies, generator_strategies = get_aggregation_strategies(
-        aggregation_strategies
-    )
-
     if not isinstance(custom_busmap, pd.Series):
         busmap = busmap_for_n_clusters(
             n, n_clusters, solver_name, focus_weights, algorithm, feature
@@ -406,15 +402,20 @@ def clustering_for_n_clusters(
     else:
         busmap = custom_busmap
 
+    line_strategies = aggregation_strategies.get("lines", dict())
+    generator_strategies = aggregation_strategies.get("generators", dict())
+    one_port_strategies = aggregation_strategies.get("one_ports", dict())
+
     clustering = get_clustering_from_busmap(
         n,
         busmap,
-        bus_strategies=bus_strategies,
         aggregate_generators_weighted=True,
         aggregate_generators_carriers=aggregate_carriers,
         aggregate_one_ports=["Load", "StorageUnit"],
         line_length_factor=line_length_factor,
+        line_strategies=line_strategies,
         generator_strategies=generator_strategies,
+        one_port_strategies=one_port_strategies,
         scale_link_capital_costs=False,
     )
 
diff --git a/scripts/simplify_network.py b/scripts/simplify_network.py
index c87d6672..9fce8e06 100644
--- a/scripts/simplify_network.py
+++ b/scripts/simplify_network.py
@@ -86,17 +86,16 @@ The rule :mod:`simplify_network` does up to four things:
 """
 
 import logging
-from functools import reduce
+from functools import partial, reduce
 
 import numpy as np
 import pandas as pd
 import pypsa
 import scipy as sp
-from _helpers import configure_logging, get_aggregation_strategies, update_p_nom_max
+from _helpers import configure_logging, update_p_nom_max
 from add_electricity import load_costs
 from cluster_network import cluster_regions, clustering_for_n_clusters
 from pypsa.clustering.spatial import (
-    aggregategenerators,
     aggregateoneport,
     busmap_by_stubs,
     get_clustering_from_busmap,
@@ -253,7 +252,7 @@ def _aggregate_and_move_components(
 
     _adjust_capital_costs_using_connection_costs(n, connection_costs_to_bus, output)
 
-    _, generator_strategies = get_aggregation_strategies(aggregation_strategies)
+    generator_strategies = aggregation_strategies["generators"]
 
     carriers = set(n.generators.carrier) - set(exclude_carriers)
     generators, generators_pnl = aggregateoneport(
@@ -482,19 +481,20 @@ def aggregate_to_substations(n, aggregation_strategies=dict(), buses_i=None):
     busmap = n.buses.index.to_series()
     busmap.loc[buses_i] = dist.idxmin(1)
 
-    bus_strategies, generator_strategies = get_aggregation_strategies(
-        aggregation_strategies
-    )
+    line_strategies = aggregation_strategies.get("lines", dict())
+    generator_strategies = aggregation_strategies.get("generators", dict())
+    one_port_strategies = aggregation_strategies.get("one_ports", dict())
 
     clustering = get_clustering_from_busmap(
         n,
         busmap,
-        bus_strategies=bus_strategies,
         aggregate_generators_weighted=True,
         aggregate_generators_carriers=None,
         aggregate_one_ports=["Load", "StorageUnit"],
         line_length_factor=1.0,
+        line_strategies=line_strategies,
         generator_strategies=generator_strategies,
+        one_port_strategies=one_port_strategies,
         scale_link_capital_costs=False,
     )
     return clustering.network, busmap