diff --git a/etrago/args.json b/etrago/args.json
index 1ebcf89a..8693f929 100644
--- a/etrago/args.json
+++ b/etrago/args.json
@@ -57,7 +57,8 @@
         "method": "kmedoids-dijkstra",
         "n_clusters_AC": 30,
         "cluster_foreign_AC": false,
-        "n_clusters_gas": 30,
+        "method_gas": "kmedoids-dijkstra",
+        "n_clusters_gas": 17,
         "cluster_foreign_gas": false,
         "k_elec_busmap": false,
         "k_gas_busmap": false,
@@ -68,10 +69,11 @@
         "line_length_factor": 1,
         "remove_stubs": false,
         "use_reduced_coordinates": false,
-	"random_state":42,
+        "random_state": 42,
         "n_init": 10,
         "max_iter": 100,
-        "tol": 1e-06
+        "tol": 1e-6,
+        "CPU_cores": 4,
     },
     "sector_coupled_clustering": {
         "active": true,
@@ -88,10 +90,11 @@
     "snapshot_clustering": {
         "active": false,
         "method": "segmentation",
+        "extreme_periods": null,
         "how": "daily",
         "storage_constraints": "soc_constraints",
         "n_clusters": 5,
-        "n_segments": 5
+        "n_segments": 5,
     },
     "skip_snapshots": 5,
     "temporal_disaggregation": {
diff --git a/setup.py b/setup.py
index 5491991a..7cfa7ab3 100755
--- a/setup.py
+++ b/setup.py
@@ -65,6 +65,7 @@ def read(*names, **kwargs):
         "setuptools >= 54.2.0",
         "shapely",
         "sqlalchemy < 2",
+        "tables < 3.9",
         "tilemapbase == 0.4.5",
         "tsam",
     ],