diff --git a/layouts/partials/article/components/math.html b/layouts/partials/article/components/math.html
index b41e4c9..a7ce654 100644
--- a/layouts/partials/article/components/math.html
+++ b/layouts/partials/article/components/math.html
@@ -1,14 +1,21 @@
 {{- partial "helper/external" (dict "Context" . "Namespace" "KaTeX") -}}
 <script>
     window.addEventListener("DOMContentLoaded", () => {
-	const mainArticleElement = document.querySelector(".main-article");
-        renderMathInElement(mainArticleElement, {
-            delimiters: [
-                { left: "$$", right: "$$", display: true },
-                { left: "$", right: "$", display: false },
-                { left: "\\(", right: "\\)", display: false },
-                { left: "\\[", right: "\\]", display: true }
-            ],
-            ignoredClasses: ["gist"]
-        });})
-</script>
+        const elementsToRender = [".main-article", ".widget--toc"];
+
+        elementsToRender.forEach(selector => {
+            const element = document.querySelector(selector);
+            if (element) {
+                renderMathInElement(element, {
+                    delimiters: [
+                        { left: "$$", right: "$$", display: true },
+                        { left: "$", right: "$", display: false },
+                        { left: "\\(", right: "\\)", display: false },
+                        { left: "\\[", right: "\\]", display: true }
+                    ],
+                    ignoredClasses: ["gist"]
+                });
+            }
+        });
+    });
+</script>
\ No newline at end of file