diff --git a/scripts/prepare_sector_network.py b/scripts/prepare_sector_network.py
index 8e43587f..2c2996d4 100755
--- a/scripts/prepare_sector_network.py
+++ b/scripts/prepare_sector_network.py
@@ -2045,10 +2045,11 @@ def add_heat(n, costs):
 
             # add for each retrofitting strength a generator with heat generation profile following the profile of the heat demand
             for strength in strengths:
+                node_name = ' '.join([i for i in name.split(" ")[2::]])
                 n.madd(
                     "Generator",
                     [node],
-                    suffix=" retrofitting " + strength + " " + name[6::],
+                    suffix=" retrofitting " + strength + " " + node_name,
                     bus=name,
                     carrier="retrofitting",
                     p_nom_extendable=True,