diff --git a/config.default.yaml b/config.default.yaml
index c5f8172e..d99fd6b6 100644
--- a/config.default.yaml
+++ b/config.default.yaml
@@ -33,8 +33,8 @@ electricity:
     battery: 6
     H2: 168
 
-  powerplants_filter: false
-  custom_powerplants: false #replace or add
+  powerplants_filter: false # use pandas query strings here, e.g. Country not in ['Germany']
+  custom_powerplants: false # use pandas query strings here, e.g. Country in ['Germany']
   conventional_carriers: [] # nuclear, oil, OCGT, CCGT, coal, lignite, geothermal, biomass]
 
   # estimate_renewable_capacities_from_capacity_stats:
diff --git a/config.tutorial.yaml b/config.tutorial.yaml
index 381293a9..aff17143 100644
--- a/config.tutorial.yaml
+++ b/config.tutorial.yaml
@@ -18,7 +18,6 @@ snapshots:
   closed: 'left' # end is not inclusive
 
 enable:
-  powerplantmatching: false
   prepare_links_p_nom: false
 
 electricity:
@@ -33,6 +32,8 @@ electricity:
     battery: 6
     H2: 168
 
+  powerplants_filter: false # use pandas query strings here, e.g. Country not in ['Germany']
+  custom_powerplants: false # use pandas query strings here, e.g. Country in ['Germany']
   conventional_carriers: [coal, CCGT] # [nuclear, oil, OCGT, CCGT, coal, lignite, geothermal, biomass]
 
 atlite:
diff --git a/test/config.test1.yaml b/test/config.test1.yaml
index 2172e6b9..7d4d1e53 100644
--- a/test/config.test1.yaml
+++ b/test/config.test1.yaml
@@ -32,8 +32,8 @@ electricity:
     battery: 6
     H2: 168
 
-  powerplants_filter: false
-  custom_powerplants: false #replace or add
+  powerplants_filter: false # use pandas query strings here, e.g. Country not in ['Germany']
+  custom_powerplants: false # use pandas query strings here, e.g. Country in ['Germany']
   conventional_carriers: [coal, CCGT] # [nuclear, oil, OCGT, CCGT, coal, lignite, geothermal, biomass]
 
 atlite: