diff --git a/client/package-lock.json b/client/package-lock.json
index d069ef9..a059dd8 100644
--- a/client/package-lock.json
+++ b/client/package-lock.json
@@ -9113,9 +9113,9 @@
       "dev": true
     },
     "prismjs": {
-      "version": "1.20.0",
-      "resolved": "https://registry.npmjs.org/prismjs/-/prismjs-1.20.0.tgz",
-      "integrity": "sha512-AEDjSrVNkynnw6A+B1DsFkd6AVdTnp+/WoUixFRULlCLZVRZlVQMVWio/16jv7G1FscUxQxOQhWwApgbnxr6kQ==",
+      "version": "1.21.0",
+      "resolved": "https://registry.npmjs.org/prismjs/-/prismjs-1.21.0.tgz",
+      "integrity": "sha512-uGdSIu1nk3kej2iZsLyDoJ7e9bnPzIgY0naW/HdknGj61zScaprVEVGHrPoXqI+M9sP0NDnTK2jpkvmldpuqDw==",
       "requires": {
         "clipboard": "^2.0.0"
       }
diff --git a/client/package.json b/client/package.json
index 9bc61f3..dac26e4 100644
--- a/client/package.json
+++ b/client/package.json
@@ -42,7 +42,7 @@
     "ng2-tooltip-directive": "^2.9.22",
     "ngrx-store-localstorage": "^9.0.0",
     "ngx-markdown": "^9.1.1",
-    "prismjs": "^1.20.0",
+    "prismjs": "^1.21.0",
     "rxjs": "^6.5.3",
     "tslib": "^1.10.0",
     "zone.js": "~0.9.1"