diff --git a/package-lock.json b/package-lock.json
index 945dd79db..d017dbb53 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,7 +13,7 @@
         "marked": "^1.2.9",
         "medium-zoom": "^1.0.6",
         "opencollective-postinstall": "^2.0.2",
-        "prismjs": "^1.27.0",
+        "prismjs": "^1.29.0",
         "strip-indent": "^3.0.0",
         "tinydate": "^1.3.0",
         "tweezer.js": "^1.4.0"
@@ -19620,9 +19620,9 @@
       }
     },
     "node_modules/prismjs": {
-      "version": "1.27.0",
-      "resolved": "https://registry.npmjs.org/prismjs/-/prismjs-1.27.0.tgz",
-      "integrity": "sha512-t13BGPUlFDR7wRB5kQDG4jjl7XeuH6jbJGt11JHPL96qwsEHNX2+68tFXqc1/k+/jALsbSWJKUOT/hcYAZ5LkA==",
+      "version": "1.29.0",
+      "resolved": "https://registry.npmjs.org/prismjs/-/prismjs-1.29.0.tgz",
+      "integrity": "sha512-Kx/1w86q/epKcmte75LNrEoT+lX8pBpavuAbvJWRXar7Hz8jrtF+e3vY751p0R8H9HdArwaCTNDDzHg/ScJK1Q==",
       "engines": {
         "node": ">=6"
       }
@@ -38917,9 +38917,9 @@
       }
     },
     "prismjs": {
-      "version": "1.27.0",
-      "resolved": "https://registry.npmjs.org/prismjs/-/prismjs-1.27.0.tgz",
-      "integrity": "sha512-t13BGPUlFDR7wRB5kQDG4jjl7XeuH6jbJGt11JHPL96qwsEHNX2+68tFXqc1/k+/jALsbSWJKUOT/hcYAZ5LkA=="
+      "version": "1.29.0",
+      "resolved": "https://registry.npmjs.org/prismjs/-/prismjs-1.29.0.tgz",
+      "integrity": "sha512-Kx/1w86q/epKcmte75LNrEoT+lX8pBpavuAbvJWRXar7Hz8jrtF+e3vY751p0R8H9HdArwaCTNDDzHg/ScJK1Q=="
     },
     "proc-log": {
       "version": "2.0.1",
diff --git a/package.json b/package.json
index 6c2dbbcc4..e5feb2503 100644
--- a/package.json
+++ b/package.json
@@ -68,7 +68,7 @@
     "marked": "^1.2.9",
     "medium-zoom": "^1.0.6",
     "opencollective-postinstall": "^2.0.2",
-    "prismjs": "^1.27.0",
+    "prismjs": "^1.29.0",
     "strip-indent": "^3.0.0",
     "tinydate": "^1.3.0",
     "tweezer.js": "^1.4.0"