diff --git a/examples/20/yarn.lock b/examples/20/yarn.lock
index 736b97b..f8bb4aa 100644
--- a/examples/20/yarn.lock
+++ b/examples/20/yarn.lock
@@ -89,9 +89,9 @@ body-parser@1.20.2:
     unpipe "1.0.0"
 
 brace-expansion@^1.1.7:
-  version "1.1.11"
-  resolved "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz"
-  integrity sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==
+  version "1.1.16"
+  resolved "https://registry.yarnpkg.com/brace-expansion/-/brace-expansion-1.1.16.tgz#723d3a30c0558c225abc9fc479a73e14e26c3c2f"
+  integrity sha512-IDw48K2/2kRkg9LdJxurvq3lV3aBgq0REY89duEqFRthjlPdXHKMj7EnQOXVckxzgisinf3nHfrcE2FufFLXMw==
   dependencies:
     balanced-match "^1.0.0"
     concat-map "0.0.1"