diff --git a/packages/devtools-modules/yarn.lock b/packages/devtools-modules/yarn.lock
index 31017c395..3ab4a3f97 100644
--- a/packages/devtools-modules/yarn.lock
+++ b/packages/devtools-modules/yarn.lock
@@ -1996,8 +1996,8 @@ merge-stream@^1.0.1:
     readable-stream "^2.0.1"
 
 merge@^1.1.3:
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/merge/-/merge-1.2.0.tgz#7531e39d4949c281a66b8c5a6e0265e8b05894da"
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/merge/-/merge-1.2.1.tgz#38bebf80c3220a8a487b6fcfb3941bb11720c145"
 
 micromatch@^2.3.11:
   version "2.3.11"