diff --git a/public/index.html b/public/index.html
index f9479af..b2aa8b6 100755
--- a/public/index.html
+++ b/public/index.html
@@ -130,23 +130,23 @@ jq in your browser, without sending anything to any backend.">
               <p>Options</p>
               <li>
                 <input type="checkbox" id="compact-output" name="co">
-                <label for="co" title="By default, jq pretty-prints JSON output. Using this option will result in more compact output by instead putting each JSON object on a single line.">--compact-output</label>
+                <label for="compact-output" title="By default, jq pretty-prints JSON output. Using this option will result in more compact output by instead putting each JSON object on a single line.">--compact-output</label>
               </li>
               <li>
                 <input type="checkbox" id="sort-keys" name="sk">
-                <label for="sk" title="Output the fields of each object with the keys in sorted order.">--sort-key</label>
+                <label for="sort-keys" title="Output the fields of each object with the keys in sorted order.">--sort-key</label>
               </li>
               <li>
                 <input type="checkbox" id="raw-input" name="ri">
-                <label for="ri" title="Don't parse the input as JSON. Instead, each line of text is passed to the filter as a string. If combined with --slurp, then the entire input is passed to the filter as a single long string.">--raw-input</label>
+                <label for="raw-input" title="Don't parse the input as JSON. Instead, each line of text is passed to the filter as a string. If combined with --slurp, then the entire input is passed to the filter as a single long string.">--raw-input</label>
               </li>
               <li>
                 <input type="checkbox" id="raw-output" name="ro">
-                <label for="ro" title="With this option, if the filter's result is a string then it will be written directly to standard output rather than being formatted as a JSON string with quotes. This can be useful for making jq filters talk to non-JSON-based systems.">--raw-output</label>
+                <label for="raw-output" title="With this option, if the filter's result is a string then it will be written directly to standard output rather than being formatted as a JSON string with quotes. This can be useful for making jq filters talk to non-JSON-based systems.">--raw-output</label>
               </li>
               <li>
                 <input type="checkbox" id="slurp" name="s">
-                <label for="s" title="Instead of running the filter for each JSON object in the input, read the entire input stream into a large array and run the filter just once.">--slurp</label>
+                <label for="slurp" title="Instead of running the filter for each JSON object in the input, read the entire input stream into a large array and run the filter just once.">--slurp</label>
               </li>
             </ul>
         </div>