diff --git a/package.json b/package.json
index 421468d..8f4f38d 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,7 @@
         "gray-matter": "^4.0.3",
         "http-server": "^14.1.1",
         "jsonc-parser": "3.3.1",
-        "katex": "0.18.9",
+        "katex": "0.19.0",
         "prettier": "3.9.9",
         "prettier-plugin-multiline-arrays": "4.1.11",
         "sass": "^1.105.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index b4ae73a..eb7afbc 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -36,8 +36,8 @@ importers:
         specifier: 3.3.1
         version: 3.3.1
       katex:
-        specifier: 0.18.9
-        version: 0.18.9
+        specifier: 0.19.0
+        version: 0.19.0
       prettier:
         specifier: 3.9.9
         version: 3.9.9
@@ -2266,6 +2266,10 @@ packages:
     resolution: {integrity: sha512-8ad9RyoKsb/g8/yLFE+KAlP+DhbCTRUNi/V9XGsxn0R+trJJltNwzcDNo0q/DEkOy5fQUQTAQyCXCYSE+OakTQ==}
     hasBin: true
 
+  katex@0.19.0:
+    resolution: {integrity: sha512-v6Tznz3zJ7u3niRCoDTsumM2+HA2XXcCu+WAacCeHD2z3p9A9Ks987o5FzfTGBN0e8A0vjEgIDvLbICrXpdw/Q==}
+    hasBin: true
+
   kind-of@6.0.3:
     resolution: {integrity: sha512-dcS1ul+9tmeD95T+x28/ehLgd9mENa3LsvDTtzm3vyBEO7RPptvAD+t44WVXaUjTBRcrpFeFlC8WCruUR456hw==}
     engines: {node: '>=0.10.0'}
@@ -5931,6 +5935,10 @@ snapshots:
     dependencies:
       commander: 15.0.0
 
+  katex@0.19.0:
+    dependencies:
+      commander: 15.0.0
+
   kind-of@6.0.3: {}
 
   lightningcss-android-arm64@1.32.0: