Fix "string literal as key expected" error
Fix "string literal as key expected" error

Fix "Error: string literal as key expected expected"
mbaulch/Nim,haiodo/Nim,tulayang/Nim,mbaulch/Nim,mbaulch/Nim,russpowers/Nim,tulayang/Nim,tulayang/Nim,russpowers/Nim,dom96/Nim,haiodo/Nim,russpowers/Nim,haiodo/Nim,singularperturbation/Nim,dom96/Nim,singularperturbation/Nim,jfhg/Nim,singularperturbation/Nim,mbaulch/Nim,russpowers/Nim,dom96/Nim,singularperturbation/Nim,singularperturbation/Nim,russpowers/Nim,dom96/Nim,jfhg/Nim,haiodo/Nim,dom96/Nim,mbaulch/Nim,singularperturbation/Nim,haiodo/Nim,tulayang/Nim,jfhg/Nim,dom96/Nim,tulayang/Nim,russpowers/Nim,haiodo/Nim,jfhg/Nim,mbaulch/Nim,jfhg/Nim,haiodo/Nim,jfhg/Nim,singularperturbation/Nim,mbaulch/Nim,dom96/Nim,russpowers/Nim,tulayang/Nim,jfhg/Nim