diff --git a/assets/javascripts/span-tag-whitelist.js.es6 b/assets/javascripts/span-tag-whitelist.js.es6
deleted file mode 100644
index 56b8057..0000000
--- a/assets/javascripts/span-tag-whitelist.js.es6
+++ /dev/null
@@ -1,8 +0,0 @@
-// start point  
-export default {
-  name: 'dropcap',
-  initialize() {
-    // syntax is tag.class in an array
-    helper.whiteList(['span.dropcaps', 'span.sclass']);
-  }
-};