@ -31,7 +31,7 @@ function _migrate_to_v03(json)
json["Reserves"]["r1"]["Type"] = "spinning"
json["Reserves"]["r1"]["Amount (MW)"] = amount
for (gen_name, gen) in json["Generators"]
if gen["Provides spinning reserves?"] !== true
if gen["Provides spinning reserves?"] !== false
gen["Reserve eligibility"] = ["r1"]
end