diff --git a/package.json b/package.json
index 3616ef27ec3..e9806c3b7a8 100644
--- a/package.json
+++ b/package.json
@@ -68,7 +68,7 @@
     "@types/refractor": "^3.0.0",
     "@types/resize-observer-browser": "^0.1.5",
     "@types/vfile-message": "^2.0.0",
-    "chroma-js": "^2.1.0",
+    "chroma-js": "^2.4.2",
     "classnames": "^2.2.6",
     "lodash": "^4.17.21",
     "mdast-util-to-hast": "^10.0.0",
diff --git a/yarn.lock b/yarn.lock
old mode 100755
new mode 100644
index 955b7f9b408..ac9f946efb0
--- a/yarn.lock
+++ b/yarn.lock
@@ -4676,6 +4676,11 @@ chroma-js@^2.1.0:
   dependencies:
     cross-env "^6.0.3"
 
+chroma-js@^2.4.2:
+  version "2.4.2"
+  resolved "https://registry.yarnpkg.com/chroma-js/-/chroma-js-2.4.2.tgz#dffc214ed0c11fa8eefca2c36651d8e57cbfb2b0"
+  integrity sha512-U9eDw6+wt7V8z5NncY2jJfZa+hUH8XEj8FQHgFJTrUFnJfXYf4Ml4adI2vXZOjqRDpFWtYVWypDfZwnJ+HIR4A==
+
 chrome-trace-event@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/chrome-trace-event/-/chrome-trace-event-1.0.2.tgz#234090ee97c7d4ad1a2c4beae27505deffc608a4"