diff --git a/package.json b/package.json
index a625679..eaf3130 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "coverage": "NODE_ENV=development nyc --reporter=lcov --reporter=text --all -- npm test && echo google-chrome coverage/lcov-report/index.html"
   },
   "dependencies": {
-    "prismjs": "^1.15.0"
+    "prismjs": "1.19.0"
   },
   "nyc": {
     "include": [