diff --git a/yarn.lock b/yarn.lock
index 45b96bf6..eee11225 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2231,9 +2231,9 @@ bl@^4.1.0:
     readable-stream "^3.4.0"
 
 bn.js@^4.0.0:
-  version "4.12.2"
-  resolved "https://registry.yarnpkg.com/bn.js/-/bn.js-4.12.2.tgz#3d8fed6796c24e177737f7cc5172ee04ef39ec99"
-  integrity sha512-n4DSx829VRTRByMRGdjQ9iqsN0Bh4OolPsFnaZBLcbi8iXcB+kJ9s7EnRt4wILZNV3kPLHkRVfOc/HvhC3ovDw==
+  version "4.12.3"
+  resolved "https://registry.yarnpkg.com/bn.js/-/bn.js-4.12.3.tgz#2cc2c679188eb35b006f2d0d4710bed8437a769e"
+  integrity sha512-fGTi3gxV/23FTYdAoUtLYp6qySe2KE3teyZitipKNRuVYcBkoP/bB3guXN/XVKUe9mxCHXnc9C4ocyz8OmgN0g==
 
 body-parser@2.2.1, body-parser@^2.2.0:
   version "2.2.1"