diff --git a/config/config.default.yaml b/config/config.default.yaml
index 9c5aa9b0..f0fdd8d9 100644
--- a/config/config.default.yaml
+++ b/config/config.default.yaml
@@ -26,7 +26,7 @@ run:
   shared_cutouts: true
 
 # docs in https://pypsa-eur.readthedocs.io/en/latest/configuration.html#foresight
-foresight: perfect
+foresight: overnight
 
 # docs in https://pypsa-eur.readthedocs.io/en/latest/configuration.html#scenario
 # Wildcard docs in https://pypsa-eur.readthedocs.io/en/latest/wildcards.html
@@ -34,22 +34,21 @@ scenario:
   simpl:
   - ''
   ll:
-  - v1.0
   - v1.5
   clusters:
   - 37
   - 128
-#  - 256
-#  - 512
-  #- 1024
+  - 256
+  - 512
+  - 1024
   opts:
   - ''
   sector_opts:
   - Co2L0-3H-T-H-B-I-A-solar+p3-dist1
   planning_horizons:
-  - 2020
-  - 2030
-  - 2040
+  # - 2020
+  # - 2030
+  # - 2040
   - 2050
 
 # docs in https://pypsa-eur.readthedocs.io/en/latest/configuration.html#countries
@@ -493,6 +492,20 @@ sector:
     OCGT: gas
   biomass_to_liquid: false
   biosng: false
+  limit_max_growth:
+    enable: false
+    # allowing 30% larger than max historic growth
+    factor: 1.3
+    max_growth:  # unit GW
+      onwind: 16 # onshore max grow so far 16 GW in Europe https://www.iea.org/reports/renewables-2020/wind
+      solar: 28 # solar max grow so far 28 GW in Europe https://www.iea.org/reports/renewables-2020/solar-pv
+      offwind-ac: 35 # offshore max grow so far 3.5 GW in Europe https://windeurope.org/about-wind/statistics/offshore/european-offshore-wind-industry-key-trends-statistics-2019/
+      offwind-dc: 35
+    max_relative_growth:
+      onwind: 3
+      solar: 3
+      offwind-ac: 3
+      offwind-dc: 3
 
 # docs in https://pypsa-eur.readthedocs.io/en/latest/configuration.html#industry
 industry:
@@ -545,6 +558,7 @@ industry:
   hotmaps_locate_missing: false
   reference_year: 2015
 
+
 # docs in https://pypsa-eur.readthedocs.io/en/latest/configuration.html#costs
 costs:
   year: 2030
diff --git a/config/test/config.perfect.yaml b/config/test/config.perfect.yaml
index 4da629bc..788ad326 100644
--- a/config/test/config.perfect.yaml
+++ b/config/test/config.perfect.yaml
@@ -14,13 +14,12 @@ foresight: perfect
 
 scenario:
   ll:
-  - v1.5
+  - v1.0
   clusters:
   - 5
   sector_opts:
   - 8760H-T-H-B-I-A-solar+p3-dist1
   planning_horizons:
-  - 2020
   - 2030
   - 2040
   - 2050
@@ -65,6 +64,7 @@ renewable:
 
 industry:
   St_primary_fraction:
+    2020: 0.8
     2030: 0.6
     2040: 0.5
     2050: 0.4
diff --git a/rules/solve_perfect.smk b/rules/solve_perfect.smk
index 04c6af65..ef4e367d 100644
--- a/rules/solve_perfect.smk
+++ b/rules/solve_perfect.smk
@@ -113,6 +113,7 @@ rule solve_sector_network_perfect:
     params:
         solving=config["solving"],
         foresight=config["foresight"],
+        sector=config["sector"],
         planning_horizons=config["scenario"]["planning_horizons"],
         co2_sequestration_potential=config["sector"].get(
             "co2_sequestration_potential", 200
diff --git a/scripts/solve_network.py b/scripts/solve_network.py
index 2e4c3305..e353acd8 100644
--- a/scripts/solve_network.py
+++ b/scripts/solve_network.py
@@ -270,7 +270,7 @@ def add_max_growth(n, config):
     Add maximum growth rates for different carriers.
     """
 
-    opts = config["sector"]["limit_max_growth"]
+    opts = snakemake.params["sector"]["limit_max_growth"]
     # take maximum yearly difference between investment periods since historic growth is per year
     factor = n.investment_period_weightings.years.max() * opts["factor"]
     for carrier in opts["max_growth"].keys():
@@ -396,7 +396,7 @@ def prepare_network(
 
     if foresight == "perfect":
         n = add_land_use_constraint_perfect(n)
-        if config["sector"]["limit_max_growth"]["enable"]:
+        if snakemake.params["sector"]["limit_max_growth"]["enable"]:
             n = add_max_growth(n, config)
 
     if n.stores.carrier.eq("co2 stored").any():
@@ -859,12 +859,12 @@ if __name__ == "__main__":
 
         snakemake = mock_snakemake(
             "solve_sector_network_perfect",
-            configfiles="config/config.perfect.yaml",
+            configfiles="../config/test/config.perfect.yaml",
             simpl="",
             opts="",
-            clusters="37",
-            ll="v1.0",
-            sector_opts="2p0-4380H-T-H-B-I-A-solar+p3-dist1",
+            clusters="5",
+            ll="v1.5",
+            sector_opts="8760H-T-H-B-I-A-solar+p3-dist1",
             planning_horizons="2030",
         )
     configure_logging(snakemake)