diff --git a/src/ts/app.ts b/src/ts/app.ts
index 0c6c102..1049c19 100644
--- a/src/ts/app.ts
+++ b/src/ts/app.ts
@@ -26,14 +26,12 @@ declare const katex: any;
     const list = document.querySelectorAll('[data-bs-toggle="tooltip"]');
     list.forEach((el: Element) => new bootstrap.Tooltip(el));
 
-    window.onload = function () {
-        const tex = document.getElementsByClassName("math");
-        Array.prototype.forEach.call(tex, function (el) {
-            let content = el.textContent.trim();
-            if (content.startsWith("\\[")) content = content.slice(2);
-            if (content.endsWith("\\]")) content = content.slice(0, -2);
+    const tex = document.getElementsByClassName("math");
+    Array.prototype.forEach.call(tex, function (el) {
+        let content = el.textContent.trim();
+        if (content.startsWith("\\[")) content = content.slice(2);
+        if (content.endsWith("\\]")) content = content.slice(0, -2);
 
-            katex.render(content, el);
-        });
-    };
+        katex.render(content, el);
+    });
 })();