diff --git a/src/core/components/operation.jsx b/src/core/components/operation.jsx
index c4a222d0..44d97c9e 100644
--- a/src/core/components/operation.jsx
+++ b/src/core/components/operation.jsx
@@ -156,7 +156,7 @@ export default class Operation extends PureComponent {
- { externalDocs.url }
+ { externalDocs.url }
: null
}