--- a/browser/components/preferences/in-content/SearchEach.js
+++ b/browser/components/preferences/in-content/SearchEach.js
@@ -262,17 +262,17 @@ function searchFunc(event) {
     let words = event.target.value.trim();
 
     // Controller
     let controller = getSelectionController();
     let findSelection = controller.getSelection(Ci.nsISelectionController.SELECTION_FIND);
     findSelection.removeAllRanges();
 
     // Init for Search Results tab
-    let srHeader = document.getElementById("header-search-results");
+    let srHeader = document.getElementById("header-searchResults");
     let noResults = document.getElementById("noResultsFound");
 
     if (words) {
         console.time("SearchTime");
 
         // Showing the Search Results Tag
         gotoPref("paneSearchResults");
         srHeader.setAttribute("hidden", "false");

--- a/browser/components/preferences/in-content/searchResults.xul
+++ b/browser/components/preferences/in-content/searchResults.xul
@@ -1,9 +1,9 @@
-<hbox id="header-search-results"
+<hbox id="header-searchResults"
       class="header"
       hidden="true"
       data-category="paneSearchResults">
   <label class="header-name" flex="1">&paneSearchResults.title;</label>
   <html:a class="help-button" target="_blank" aria-label="&helpButton.label;"></html:a>
 </hbox>
 
 <groupbox id="noResultsFound" align="start" data-category="paneSearchResults" hidden="true">