diff --git a/src/patterns/survey-interstitial-page/example-survey-interstitial-page.njk b/src/patterns/survey-interstitial-page/example-survey-interstitial-page.njk
index e6a6313d95..588adef281 100644
--- a/src/patterns/survey-interstitial-page/example-survey-interstitial-page.njk
+++ b/src/patterns/survey-interstitial-page/example-survey-interstitial-page.njk
@@ -45,7 +45,6 @@ layout: ~
                 "id": "survey-interstitial-page-use-details",
                 "classes": "ons-u-mb-s",
                 "title": 'What we mean by "this household"',
-                "headingLevel": 4,
                 "button": {
                     "close": "Hide this"
                 }
diff --git a/src/scss/objects/_page.scss b/src/scss/objects/_page.scss
index e303b24b84..0f3973942a 100644
--- a/src/scss/objects/_page.scss
+++ b/src/scss/objects/_page.scss
@@ -28,7 +28,7 @@
 }
 
 .ons-page__body {
-    h2:not(.ons-document-list__item-title) {
+    h2:not(.ons-document-list__item-title, .ons-details__title) {
         @extend .ons-u-fs-xl;
     }
     h3,