diff --git a/config.default.yaml b/config.default.yaml
index b2de9bf9..66a9f299 100644
--- a/config.default.yaml
+++ b/config.default.yaml
@@ -223,7 +223,7 @@ sector:
   co2_vent: true
   SMR: true
   co2_sequestration_potential: 200  #MtCO2/a sequestration potential for Europe
-  co2_sequestration_cost: 20   #EUR/tCO2 for transport and sequestration of CO2
+  co2_sequestration_cost: 10   #EUR/tCO2 for sequestration of CO2
   co2_network: false
   cc_fraction: 0.9  # default fraction of CO2 captured with post-combustion capture
   hydrogen_underground_storage: true