diff --git a/package.json b/package.json
index 61578fbd72..60aab272fd 100644
--- a/package.json
+++ b/package.json
@@ -141,7 +141,7 @@
     "fast-deep-equal": "~3.1.3",
     "fast-json-stable-stringify": "~2.1.0",
     "json-stringify-pretty-compact": "~3.0.0",
-    "tslib": "~2.3.1",
+    "tslib": "~2.4.0",
     "vega-event-selector": "~3.0.0",
     "vega-expression": "~5.0.0",
     "vega-util": "~1.17.0",
diff --git a/yarn.lock b/yarn.lock
index 6a7e9d6c6b..40ca6fd25f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -7537,10 +7537,10 @@ tslib@^1.14.1, tslib@^1.8.1:
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.14.1.tgz#cf2d38bdc34a134bcaf1091c41f6619e2f672d00"
   integrity sha512-Xni35NKzjgMrwevysHTCArtLDpPvye8zV/0E4EyYn43P7/7qvQwPh9BGkHewbMulVntbigmcT7rdX3BNo9wRJg==
 
-tslib@^2, tslib@^2.1.0, tslib@^2.2.0, tslib@^2.3.1, tslib@~2.3.1:
-  version "2.3.1"
-  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.3.1.tgz#e8a335add5ceae51aa261d32a490158ef042ef01"
-  integrity sha512-77EbyPPpMz+FRFRuAFlWMtmgUWGe9UOG2Z25NqCwiIjRhOf5iKGuzSe5P2w1laq+FkRy4p+PCuVkJSGkzTEKVw==
+tslib@^2, tslib@^2.1.0, tslib@^2.2.0, tslib@^2.3.1, tslib@~2.4.0:
+  version "2.4.0"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.4.0.tgz#7cecaa7f073ce680a05847aa77be941098f36dc3"
+  integrity sha512-d6xOpEDfsi2CZVlPQzGeux8XMwLT9hssAsaPYExaQMuYskwb+x1x7J371tWlbBdWHroy99KnVB6qIkUbs5X3UQ==
 
 tsutils@^3.21.0:
   version "3.21.0"