diff --git a/scripts/add_extra_components.py b/scripts/add_extra_components.py
index 006a50a3..14d428e4 100644
--- a/scripts/add_extra_components.py
+++ b/scripts/add_extra_components.py
@@ -115,7 +115,6 @@ def attach_stores(n, costs, extendable_carriers):
             capital_cost=costs.at["hydrogen storage underground", "capital_cost"],
         )
 
-        n.madd("Carrier", ["H2 electrolysis", "H2 fuel cell"])
 
         n.madd(
             "Link",