diff --git a/qt/aqt/data/web/js/mathjax.js b/qt/aqt/data/web/js/mathjax.js
index 6cae47bdb..2074174f3 100644
--- a/qt/aqt/data/web/js/mathjax.js
+++ b/qt/aqt/data/web/js/mathjax.js
@@ -1,34 +1,28 @@
 window.MathJax = {
-  tex: {
-    displayMath: [["\\[", "\\]"]],
-    processRefs: false,
-    processEnvironments: false,
-    packages: {
-      '[+]': [
-        'noerrors',
-        'mhchem',
-      ],
-    }
-  },
-  startup: {
-    typeset: false,
-    pageReady: () => {
-      console.log('page is ready');
-      return MathJax.startup.defaultPageReady();
+    tex: {
+        displayMath: [["\\[", "\\]"]],
+        processRefs: false,
+        processEnvironments: false,
+        packages: {
+            "[+]": ["noerrors", "mhchem"],
+        },
     },
-  },
-  options: {
-    renderActions: {
-      addMenu: [],
-      checkLoading: []
+    startup: {
+        typeset: false,
+        pageReady: () => {
+            console.log("page is ready");
+            return MathJax.startup.defaultPageReady();
+        },
+    },
+    options: {
+        renderActions: {
+            addMenu: [],
+            checkLoading: [],
+        },
+        ignoreHtmlClass: "tex2jax_ignore",
+        processHtmlClass: "tex2jax_process",
+    },
+    loader: {
+        load: ["[tex]/noerrors", "[tex]/mhchem"],
     },
-    ignoreHtmlClass: 'tex2jax_ignore',
-    processHtmlClass: 'tex2jax_process',
-  },
-  loader: {
-    load: [
-      '[tex]/noerrors',
-      '[tex]/mhchem',
-    ]
-  }
 };
diff --git a/qt/aqt/data/web/js/reviewer.ts b/qt/aqt/data/web/js/reviewer.ts
index 1db7d4dfa..2dec1632c 100644
--- a/qt/aqt/data/web/js/reviewer.ts
+++ b/qt/aqt/data/web/js/reviewer.ts
@@ -39,13 +39,13 @@ function _updateQA(html, fadeTime, onupdate, onshown) {
     var qa = $("#qa");
 
     // fade out current text
-    qa.fadeOut(fadeTime).promise()
+    qa.fadeOut(fadeTime)
+        .promise()
         // update text
         .then(() => {
             try {
-                qa.html(html)
-            }
-            catch (err) {
+                qa.html(html);
+            } catch (err) {
                 qa.html(
                     (
                         `Invalid HTML on card: ${String(err).substring(0, 2000)}\n` +
@@ -55,19 +55,20 @@ function _updateQA(html, fadeTime, onupdate, onshown) {
             }
         })
         .then(() => _runHook(onUpdateHook))
-        // @ts-ignore wait for mathjax to ready
-        .then(() => MathJax.startup.promise
-            .then(() => {
+        .then(() =>
+            // @ts-ignore wait for mathjax to ready
+            MathJax.startup.promise.then(() => {
                 // @ts-ignore clear MathJax buffer
                 MathJax.typesetClear();
 
                 // @ts-ignore typeset
                 return MathJax.typesetPromise(qa.slice(0, 1));
-            }))
+            })
+        )
         // and reveal when processing is done
         .then(() => qa.fadeIn(fadeTime).promise())
         .then(() => _runHook(onShownHook))
-        .then(() => _updatingQA = false);
+        .then(() => (_updatingQA = false));
 }
 
 function _showQuestion(q, bodyclass) {