diff --git a/core/frontend/helpers/ghost_head.js b/core/frontend/helpers/ghost_head.js
index fa909f0648..ffb2a42fd9 100644
--- a/core/frontend/helpers/ghost_head.js
+++ b/core/frontend/helpers/ghost_head.js
@@ -62,7 +62,7 @@ function getSearchHelper(frontendKey) {
         return '';
     }
 
-    let helper = `<script defer src="${config.get('sodoSearch:url')}" data-ghost="${urlUtils.getSiteUrl()}" data-key="${frontendKey}" data-api="${urlUtils.urlFor('api', {type: 'content'}, true)}" crossorigin="anonymous"></script>`;
+    let helper = `<script defer src="${config.get('sodoSearch:url')}" data-sodo-search="${urlUtils.getSiteUrl()}" data-key="${frontendKey}" data-api="${urlUtils.urlFor('api', {type: 'content'}, true)}" crossorigin="anonymous"></script>`;
 
     return helper;
 }
diff --git a/test/unit/frontend/helpers/ghost_head.test.js b/test/unit/frontend/helpers/ghost_head.test.js
index de2c8b5411..63c06bd573 100644
--- a/test/unit/frontend/helpers/ghost_head.test.js
+++ b/test/unit/frontend/helpers/ghost_head.test.js
@@ -1739,7 +1739,7 @@ describe('{{ghost_head}} helper', function () {
 
     describe('search scripts', function () {
         it('includes search when labs flag enabled', function (done) {
-            labsStub = sinon.stub(labs, 'isSet').returns(true);
+            sinon.stub(labs, 'isSet').returns(true);
 
             ghost_head(testUtils.createHbsResponse({
                 locals: {
@@ -1750,7 +1750,7 @@ describe('{{ghost_head}} helper', function () {
             })).then(function (rendered) {
                 should.exist(rendered);
                 rendered.string.should.containEql('<script defer src="https://unpkg.com/@tryghost/sodo-search');
-                rendered.string.should.containEql('data-ghost="http://127.0.0.1:2369/" data-key="xyz" data-api="http://127.0.0.1:2369/ghost/api/content/"');
+                rendered.string.should.containEql('data-sodo-search="http://127.0.0.1:2369/" data-key="xyz" data-api="http://127.0.0.1:2369/ghost/api/content/"');
 
                 done();
             }).catch(done);