diff --git a/package.json b/package.json
index 909c3ef..d527e77 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
     "next-seo": "^4.5.0",
     "postcss-flexbugs-fixes": "^4.2.1",
     "postcss-preset-env": "^6.7.0",
-    "prismjs": "^1.20.0",
+    "prismjs": "^1.23.0",
     "react": "16.13.1",
     "react-dom": "16.13.1",
     "react-ga": "^3.0.0",
diff --git a/yarn.lock b/yarn.lock
index d630154..42580c7 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5038,10 +5038,10 @@ prettier@2.0.5:
   resolved "https://registry.yarnpkg.com/prettier/-/prettier-2.0.5.tgz#d6d56282455243f2f92cc1716692c08aa31522d4"
   integrity sha512-7PtVymN48hGcO4fGjybyBSIWDsLU4H4XlvOHfq91pz9kkGlonzwTfYkaIEwiRg/dAJF9YlbsduBAgtYLi+8cFg==
 
-prismjs@^1.20.0, prismjs@^1.8.4:
-  version "1.20.0"
-  resolved "https://registry.yarnpkg.com/prismjs/-/prismjs-1.20.0.tgz#9b685fc480a3514ee7198eac6a3bf5024319ff03"
-  integrity sha512-AEDjSrVNkynnw6A+B1DsFkd6AVdTnp+/WoUixFRULlCLZVRZlVQMVWio/16jv7G1FscUxQxOQhWwApgbnxr6kQ==
+prismjs@^1.23.0, prismjs@^1.8.4:
+  version "1.23.0"
+  resolved "https://registry.yarnpkg.com/prismjs/-/prismjs-1.23.0.tgz#d3b3967f7d72440690497652a9d40ff046067f33"
+  integrity sha512-c29LVsqOaLbBHuIbsTxaKENh1N2EQBOHaWv7gkHN4dgRbxSREqDnDbtFJYdpPauS4YCplMSNCABQ6Eeor69bAA==
   optionalDependencies:
     clipboard "^2.0.0"