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-rw-r--r--src/librustdoc/html/static/js/main.js3
1 files changed, 1 insertions, 2 deletions
diff --git a/src/librustdoc/html/static/js/main.js b/src/librustdoc/html/static/js/main.js
index bfa9e789944..c09cc5da35e 100644
--- a/src/librustdoc/html/static/js/main.js
+++ b/src/librustdoc/html/static/js/main.js
@@ -1679,8 +1679,7 @@ function preLoadCss(cssUrl) {
         if (isHelpPage) {
             const help_section = document.createElement("section");
             help_section.appendChild(container);
-            // @ts-expect-error
-            document.getElementById("main-content").appendChild(help_section);
+            nonnull(document.getElementById("main-content")).appendChild(help_section);
         } else {
             onEachLazy(document.getElementsByClassName("help-menu"), menu => {
                 if (menu.offsetWidth !== 0) {