diff --git a/THIRD_PARTY_NOTICES.md b/THIRD_PARTY_NOTICES.md
index c3fc555..21bfde8 100644
--- a/THIRD_PARTY_NOTICES.md
+++ b/THIRD_PARTY_NOTICES.md
@@ -46,7 +46,7 @@ eRAW itself is distributed under GPL-3.0-or-later. Dependency copyrights remain
 | echarts | 6.1.0 | runtime | Apache-2.0 |
 | fdir | 6.5.0 | development | MIT |
 | fsevents | 2.3.3 | development | MIT |
-| katex | 0.18.1 | runtime | MIT |
+| katex | 0.18.4 | runtime | MIT |
 | lightningcss | 1.33.0 | development | MPL-2.0 |
 | lightningcss-android-arm64 | 1.33.0 | development | MPL-2.0 |
 | lightningcss-darwin-arm64 | 1.33.0 | development | MPL-2.0 |
diff --git a/package-lock.json b/package-lock.json
index 0708973..680990c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,7 +13,7 @@
         "@tauri-apps/plugin-clipboard-manager": "^2.3.2",
         "@tauri-apps/plugin-dialog": "^2.0.0",
         "echarts": "^6.1.0",
-        "katex": "^0.18.1"
+        "katex": "^0.18.4"
       },
       "devDependencies": {
         "@tauri-apps/cli": "^2.0.0",
@@ -617,9 +617,9 @@
       }
     },
     "node_modules/katex": {
-      "version": "0.18.1",
-      "resolved": "https://registry.npmjs.org/katex/-/katex-0.18.1.tgz",
-      "integrity": "sha512-Td8GCYSxDAoMhHOlKmCFMJ/hz5qlAAb71n66Dryw9nfCVfumLo7nhuotbvKom/XPADmrYC3O5QR71EPq4DarJQ==",
+      "version": "0.18.4",
+      "resolved": "https://registry.npmjs.org/katex/-/katex-0.18.4.tgz",
+      "integrity": "sha512-IMPntbRLOU+eu88XDiFKqQ8Akhr9Tv7jDMXqPhjG9SI1JMA4DIgXk4x9k4skJz2NZJXBRbC+2pYBLj9olqcZow==",
       "funding": [
         "https://opencollective.com/katex",
         "https://github.com/sponsors/katex"
diff --git a/package.json b/package.json
index ef6151a..adb484c 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
     "@tauri-apps/plugin-clipboard-manager": "^2.3.2",
     "@tauri-apps/plugin-dialog": "^2.0.0",
     "echarts": "^6.1.0",
-    "katex": "^0.18.1"
+    "katex": "^0.18.4"
   },
   "devDependencies": {
     "@tauri-apps/cli": "^2.0.0",
diff --git a/tests/help-window.test.mjs b/tests/help-window.test.mjs
index 04e0c63..c828dd8 100644
--- a/tests/help-window.test.mjs
+++ b/tests/help-window.test.mjs
@@ -122,7 +122,7 @@ test("the application distributes no named font or font file", () => {
   assert.doesNotMatch(styleSource, /@font-face|Cascadia|Consolas|Segoe|Microsoft YaHei/);
   assert.match(pixelOverlaySource, /ui-monospace, monospace/);
   assert.doesNotMatch(pixelOverlaySource, /Cascadia|Consolas|Segoe|Microsoft YaHei/);
-  assert.equal(JSON.parse(packageSource).dependencies.katex, "^0.18.1");
+  assert.equal(JSON.parse(packageSource).dependencies.katex, "^0.18.4");
   assert.match(appSource, /<strong>KaTeX<\/strong>/);
   assert.match(appSource, /<code>MIT<\/code>/);
   assert.match(fontPolicySource, /MathML/);