diff --git a/yarn.lock b/yarn.lock
index 92ecfa6116..766f15beef 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2405,7 +2405,7 @@ commander@2.17.x:
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.17.1.tgz#bd77ab7de6de94205ceacc72f1716d29f20a77bf"
   integrity sha512-wPMUt6FnH2yzG95SA6mzjQOEKUU3aLaDEmzs1ti+1E9h+CsrZghRlqEM/EJ4KscsQVG8uNN4uVreUeT8+drlgg==
 
-commander@^2.20.0:
+commander@^2.20.0, commander@^2.9.0:
   version "2.20.3"
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.20.3.tgz#fd485e84c03eb4881c20722ba48035e8531aeb33"
   integrity sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==
@@ -2482,6 +2482,13 @@ concat-stream@^1.5.0, concat-stream@^1.6.2:
     readable-stream "^2.2.2"
     typedarray "^0.0.6"
 
+concat@^1.0.3:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/concat/-/concat-1.0.3.tgz#40f3353089d65467695cb1886b45edd637d8cca8"
+  integrity sha1-QPM1MInWVGdpXLGIa0Xt1jfYzKg=
+  dependencies:
+    commander "^2.9.0"
+
 config-chain@^1.1.12:
   version "1.1.12"
   resolved "https://registry.yarnpkg.com/config-chain/-/config-chain-1.1.12.tgz#0fde8d091200eb5e808caf25fe618c02f48e4efa"