diff --git a/src/main/webapp/app/pages/curation/header/MutationsSectionHeader.tsx b/src/main/webapp/app/pages/curation/header/MutationsSectionHeader.tsx
index a6c192f47..15e1af95d 100644
--- a/src/main/webapp/app/pages/curation/header/MutationsSectionHeader.tsx
+++ b/src/main/webapp/app/pages/curation/header/MutationsSectionHeader.tsx
@@ -46,6 +46,7 @@ export enum SortOptions {
   LAST_MODIFIED = 'Last Modified',
   POSITION_INCREASING = 'Position Increasing',
   POSITION_DECREASING = 'Position Decreasing',
+  FIREBASE = 'Firebase',
 }
 
 const YES = 'Yes';