diff --git a/src/options.html b/src/options.html
index 5013134..b11393d 100644
--- a/src/options.html
+++ b/src/options.html
@@ -17,6 +17,7 @@
       <input type="checkbox" id="history"> <label for="history" data-i18n="history"></label><br>
       <input type="checkbox" id="loaddrafts"> <label for="loaddrafts" data-i18n="loaddrafts"></label> <span style="color: gray;" data-i18n="experimental_label"></span><br>
       <input type="checkbox" id="batchduplicate"> <label for="batchduplicate" data-i18n="batchduplicate"></label> <span style="color: gray;" data-i18n="experimental_label"></span><br>
+      <input type="checkbox" id="increasecontrast"> <label for="increasecontrast" data-i18n="increasecontrast"></label><br>
     </p>
     <p style="text-align: center;"><button id="save" data-i18n="save"></button></p>
     <script src="options.js"></script>