diff --git a/plugins/discourse-details/assets/javascripts/initializers/apply-details.js.es6 b/plugins/discourse-details/assets/javascripts/initializers/apply-details.js.es6
index 15a3c56ea1..222b76e291 100644
--- a/plugins/discourse-details/assets/javascripts/initializers/apply-details.js.es6
+++ b/plugins/discourse-details/assets/javascripts/initializers/apply-details.js.es6
@@ -15,7 +15,7 @@ function initializeDetails(api) {
     actions: {
       insertDetails() {
         this.get("toolbarEvent").applySurround(
-          "\n" + `[details=${I18n.t("composer.details_title")}]` + "\n",
+          "\n" + `[details="${I18n.t("composer.details_title")}"]` + "\n",
           "\n[/details]\n",
           "details_text",
           { multiline: true }