diff --git a/config.default.yaml b/config.default.yaml
index 9d2e7ea4..c5f8172e 100644
--- a/config.default.yaml
+++ b/config.default.yaml
@@ -35,7 +35,6 @@ electricity:
 
   powerplants_filter: false
   custom_powerplants: false #replace or add
-  restrict_buildyear: false #delete generators built after 2015
   conventional_carriers: [] # nuclear, oil, OCGT, CCGT, coal, lignite, geothermal, biomass]
 
   # estimate_renewable_capacities_from_capacity_stats:
diff --git a/test/config.test1.yaml b/test/config.test1.yaml
index bea80b89..2172e6b9 100644
--- a/test/config.test1.yaml
+++ b/test/config.test1.yaml
@@ -32,6 +32,8 @@ electricity:
     battery: 6
     H2: 168
 
+  powerplants_filter: false
+  custom_powerplants: false #replace or add
   conventional_carriers: [coal, CCGT] # [nuclear, oil, OCGT, CCGT, coal, lignite, geothermal, biomass]
 
 atlite: