diff --git a/scripts/prepare_sector_network.py b/scripts/prepare_sector_network.py
index c57f8e89..7eef4f50 100755
--- a/scripts/prepare_sector_network.py
+++ b/scripts/prepare_sector_network.py
@@ -1827,7 +1827,7 @@ def add_heat(n, costs):
                 lifetime=costs.at[name_type + " water tank storage", "lifetime"],
             )
 
-        if options["boilers"]:
+        if options["resistive_heaters"]:
             key = f"{name_type} resistive heater"
 
             n.madd(
@@ -1842,6 +1842,7 @@ def add_heat(n, costs):
                 lifetime=costs.at[key, "lifetime"],
             )
 
+        if options["boilers"]:
             key = f"{name_type} gas boiler"
 
             n.madd(