diff --git a/package-lock.json b/package-lock.json
index bf487f8..68449e0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -21,7 +21,7 @@
             },
             "devDependencies": {
                 "@types/css": "^0.0.37",
-                "@types/prismjs": "^1.26.0",
+                "@types/prismjs": "^1.26.4",
                 "css": "^3.0.0",
                 "css-loader": "^5.2.7",
                 "less": "^4.1.2",
@@ -146,9 +146,9 @@
             "dev": true
         },
         "node_modules/@types/prismjs": {
-            "version": "1.26.0",
-            "resolved": "https://registry.npmjs.org/@types/prismjs/-/prismjs-1.26.0.tgz",
-            "integrity": "sha512-ZTaqn/qSqUuAq1YwvOFQfVW1AR/oQJlLSZVustdjwI+GZ8kr0MSHBj0tsXPW1EqHubx50gtBEjbPGsdZwQwCjQ==",
+            "version": "1.26.4",
+            "resolved": "https://registry.npmjs.org/@types/prismjs/-/prismjs-1.26.4.tgz",
+            "integrity": "sha512-rlAnzkW2sZOjbqZ743IHUhFcvzaGbqijwOu8QZnZCjfQzBqFE3s4lOTJEsxikImav9uzz/42I+O7YUs1mWgMlg==",
             "dev": true
         },
         "node_modules/@webassemblyjs/ast": {
@@ -2358,9 +2358,9 @@
             "dev": true
         },
         "@types/prismjs": {
-            "version": "1.26.0",
-            "resolved": "https://registry.npmjs.org/@types/prismjs/-/prismjs-1.26.0.tgz",
-            "integrity": "sha512-ZTaqn/qSqUuAq1YwvOFQfVW1AR/oQJlLSZVustdjwI+GZ8kr0MSHBj0tsXPW1EqHubx50gtBEjbPGsdZwQwCjQ==",
+            "version": "1.26.4",
+            "resolved": "https://registry.npmjs.org/@types/prismjs/-/prismjs-1.26.4.tgz",
+            "integrity": "sha512-rlAnzkW2sZOjbqZ743IHUhFcvzaGbqijwOu8QZnZCjfQzBqFE3s4lOTJEsxikImav9uzz/42I+O7YUs1mWgMlg==",
             "dev": true
         },
         "@webassemblyjs/ast": {
diff --git a/package.json b/package.json
index 7f217a2..0ba5172 100644
--- a/package.json
+++ b/package.json
@@ -23,7 +23,7 @@
     },
     "devDependencies": {
         "@types/css": "^0.0.37",
-        "@types/prismjs": "^1.26.0",
+        "@types/prismjs": "^1.26.4",
         "css": "^3.0.0",
         "css-loader": "^5.2.7",
         "less": "^4.1.2",