diff --git a/package.json b/package.json
index bba4d29..152b61a 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "gatsby-remark-prismjs": "^5.8.0",
     "gatsby-source-filesystem": "^3.0.0",
     "gatsby-transformer-sharp": "^3.0.0",
-    "prismjs": "^1.24.0",
+    "prismjs": "^1.27.0",
     "react": "^17.0.2",
     "react-dom": "^17.0.2",
     "react-helmet": "^6.1.0"
diff --git a/yarn.lock b/yarn.lock
index 8bc8e08..f516bb3 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -12207,10 +12207,10 @@ pretty-hrtime@^1.0.3:
   resolved "https://registry.yarnpkg.com/pretty-hrtime/-/pretty-hrtime-1.0.3.tgz#b7e3ea42435a4c9b2759d99e0f201eb195802ee1"
   integrity sha1-t+PqQkNaTJsnWdmeDyAesZWALuE=
 
-prismjs@^1.24.0:
-  version "1.24.1"
-  resolved "https://registry.yarnpkg.com/prismjs/-/prismjs-1.24.1.tgz#c4d7895c4d6500289482fa8936d9cdd192684036"
-  integrity sha512-mNPsedLuk90RVJioIky8ANZEwYm5w9LcvCXrxHlwf4fNVSn8jEipMybMkWUyyF0JhnC+C4VcOVSBuHRKs1L5Ow==
+prismjs@^1.27.0:
+  version "1.27.0"
+  resolved "https://registry.yarnpkg.com/prismjs/-/prismjs-1.27.0.tgz#bb6ee3138a0b438a3653dd4d6ce0cc6510a45057"
+  integrity sha512-t13BGPUlFDR7wRB5kQDG4jjl7XeuH6jbJGt11JHPL96qwsEHNX2+68tFXqc1/k+/jALsbSWJKUOT/hcYAZ5LkA==
 
 probe-image-size@^6.0.0:
   version "6.0.0"