diff --git a/src/v1/epoc.ts b/src/v1/epoc.ts
index 778dc7f571b5444e3bbff41b285deef4b16c8ebb..36cb932d93ed3c22de49f5eca459d167501bd653 100644
--- a/src/v1/epoc.ts
+++ b/src/v1/epoc.ts
@@ -17,6 +17,7 @@ export interface EpocMetadata {
     chaptersCount: number;
     assessmentsCount: number;
     download: string;
+    edition: string;
 }
 
 export interface Epoc extends EpocMetadata {