diff --git a/scripts/add_electricity.py b/scripts/add_electricity.py
index 1d32bce1..57a18a73 100755
--- a/scripts/add_electricity.py
+++ b/scripts/add_electricity.py
@@ -120,6 +120,11 @@ def calculate_annuity(n, r):
     else:
         return 1 / n
 
+def add_missing_carrier(n):
+    components = [n.buses, n.generators, n.lines, n.links, n.storage_units, n.stores]
+    for c in components:
+        missing_carrier = np.setdiff1d(c.carrier.unique(),n.carriers.index)
+        n.madd("Carrier",missing_carrier)
 
 def _add_missing_carriers_from_costs(n, costs, carriers):
     missing_carriers = pd.Index(carriers).difference(n.carriers.index)
@@ -832,7 +837,8 @@ if __name__ == "__main__":
         estimate_renewable_capacities(n, snakemake.config)
 
     update_p_nom_max(n)
-
+    
+    add_missing_carrier(n)
     add_nice_carrier_names(n, snakemake.config)
 
     n.meta = snakemake.config