diff --git a/themes/fid_bbi/format-icon-mappings.json b/themes/fid_bbi/format-icon-mappings.json
index 1aa0bfdb8a2801b4930792b6201877b345470203..f581cdd846c4c9aec18883f34b8c8a79e71267e4 100644
--- a/themes/fid_bbi/format-icon-mappings.json
+++ b/themes/fid_bbi/format-icon-mappings.json
@@ -13,6 +13,8 @@
   "eBook": "book-online",
   "Electronic": "article-online",
   "ElectronicArticle": "article-online",
+  "ElectronicBookComponentPart": "book-online",
+  "ElectronicSerialComponentPart": "article-online",
   "Filmstrip": "video",
   "FlashCard": "article-online",
   "FloppyDisk": "software",