diff --git a/examples/FlashMessagePlayground/yarn.lock b/examples/FlashMessagePlayground/yarn.lock
index da18697..a990fb0 100644
--- a/examples/FlashMessagePlayground/yarn.lock
+++ b/examples/FlashMessagePlayground/yarn.lock
@@ -5514,9 +5514,9 @@ range-parser@~1.2.1:
   integrity sha512-Hrgsx+orqoygnmhFbKaHE6c296J+HTAQXoxEF6gNupROmmGJRoyzfG3ccAveqCBrwr/2yxQ5BVd/GTl5agOwSg==
 
 react-devtools-core@^4.6.0:
-  version "4.18.0"
-  resolved "https://registry.npmjs.org/react-devtools-core/-/react-devtools-core-4.18.0.tgz#06b2375dcea7858c957d1779cc2339d2a0af200a"
-  integrity sha512-Kg/LhDkdt9J0ned1D1RfeuSdX4cKW83/valJLYswGdsYc0g2msmD0kfYozsaRacjDoZwcKlxGOES1wrkET5O6Q==
+  version "4.28.4"
+  resolved "https://registry.yarnpkg.com/react-devtools-core/-/react-devtools-core-4.28.4.tgz#fb8183eada77093f4c2f9830e664bf22255abe27"
+  integrity sha512-IUZKLv3CimeM07G3vX4H4loxVpByrzq3HvfTX7v9migalwvLs9ZY5D3S3pKR33U+GguYfBBdMMZyToFhsSE/iQ==
   dependencies:
     shell-quote "^1.6.1"
     ws "^7"