diff --git a/terminus-core/yarn.lock b/terminus-core/yarn.lock
index f1752808..307fee53 100644
--- a/terminus-core/yarn.lock
+++ b/terminus-core/yarn.lock
@@ -118,9 +118,9 @@ colorspace@1.1.x:
     text-hex "1.0.x"
 
 core-js@^3.1.2:
-  version "3.3.3"
-  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.3.3.tgz#b7048d3c6c1a52b5fe55a729c1d4ccdffe0891bb"
-  integrity sha512-0xmD4vUJRY8nfLyV9zcpC17FtSie5STXzw+HyYw2t8IIvmDnbq7RJUULECCo+NstpJtwK9kx8S+898iyqgeUow==
+  version "3.3.4"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.3.4.tgz#6b0a23392958317bfb46e40b090529a923add669"
+  integrity sha512-BtibooaAmSOptGLRccsuX/dqgPtXwNgqcvYA6kOTTMzonRxZ+pJS4e+6mvVutESfXMeTnK8m3M+aBu3bkJbR+w==
 
 core-util-is@~1.0.0:
   version "1.0.2"