diff --git a/package-lock.json b/package-lock.json
index 7528104..4552cc8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
       "version": "1.0.0",
       "license": "MIT",
       "dependencies": {
-        "prismjs": "^1.25.0"
+        "prismjs": "^1.28.0"
       },
       "devDependencies": {
         "@stencil/core": "^2.3.0"
@@ -29,9 +29,12 @@
       }
     },
     "node_modules/prismjs": {
-      "version": "1.25.0",
-      "resolved": "https://registry.npmjs.org/prismjs/-/prismjs-1.25.0.tgz",
-      "integrity": "sha512-WCjJHl1KEWbnkQom1+SzftbtXMKQoezOCYs5rECqMN+jP+apI7ftoflyqigqzopSO3hMhTEb0mFClA8lkolgEg=="
+      "version": "1.28.0",
+      "resolved": "https://registry.npmjs.org/prismjs/-/prismjs-1.28.0.tgz",
+      "integrity": "sha512-8aaXdYvl1F7iC7Xm1spqSaY/OJBpYW3v+KJ+F17iYxvdc8sfjW194COK5wVhMZX45tGteiBQgdvD/nhxcRwylw==",
+      "engines": {
+        "node": ">=6"
+      }
     }
   },
   "dependencies": {
@@ -42,9 +45,9 @@
       "dev": true
     },
     "prismjs": {
-      "version": "1.25.0",
-      "resolved": "https://registry.npmjs.org/prismjs/-/prismjs-1.25.0.tgz",
-      "integrity": "sha512-WCjJHl1KEWbnkQom1+SzftbtXMKQoezOCYs5rECqMN+jP+apI7ftoflyqigqzopSO3hMhTEb0mFClA8lkolgEg=="
+      "version": "1.28.0",
+      "resolved": "https://registry.npmjs.org/prismjs/-/prismjs-1.28.0.tgz",
+      "integrity": "sha512-8aaXdYvl1F7iC7Xm1spqSaY/OJBpYW3v+KJ+F17iYxvdc8sfjW194COK5wVhMZX45tGteiBQgdvD/nhxcRwylw=="
     }
   }
 }
diff --git a/package.json b/package.json
index b8726cc..b81d876 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
     "generate": "stencil generate"
   },
   "dependencies": {
-    "prismjs": "^1.25.0"
+    "prismjs": "^1.28.0"
   },
   "devDependencies": {
     "@stencil/core": "^2.3.0"