diff --git a/types/jsonld/index.d.ts b/types/jsonld/index.d.ts
index ead87cdbef..342f897672 100644
--- a/types/jsonld/index.d.ts
+++ b/types/jsonld/index.d.ts
@@ -54,7 +54,7 @@ export namespace Options {
     export type Flatten = Common;
 
     export interface Frame {
-        embed?: '@last'| '@always'|'@never'|'@link';
+        embed?: '@last' | '@always' | '@never' | '@link';
         explicit?: boolean;
         requireAll?: boolean;
         omitDefault?: boolean;