fix: Various React errors in console

2020-04-05 13:27:11 -07:00
parent 98b5350c65
commit 9d8e99400f
3 changed files with 8 additions and 2 deletions
--- a/app/scenes/Document/components/Contents.js
+++ b/app/scenes/Document/components/Contents.js
@@ -51,6 +51,7 @@ export default function Contents({ document }: Props) {
          <List>
            {headings.map(heading => (
              <ListItem
+                key={heading.slug}
                level={heading.level}
                active={activeSlug === heading.slug}
              >