diff --git a/yarn.lock b/yarn.lock
index 91b724aed..222205714 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -844,11 +844,21 @@ acorn-jsx@^4.1.1:
   dependencies:
     acorn "^5.0.3"
 
-acorn@^5.0.0, acorn@^5.0.3, acorn@^5.6.0, acorn@^5.6.2, acorn@^5.7.3:
+acorn-walk@^6.1.1:
+  version "6.2.0"
+  resolved "https://registry.yarnpkg.com/acorn-walk/-/acorn-walk-6.2.0.tgz#123cb8f3b84c2171f1f7fb252615b1c78a6b1a8c"
+  integrity sha512-7evsyfH1cLOCdAzZAd43Cic04yKydNx0cF+7tiA19p1XnLLPU4dpCQOqpjqwokFe//vS0QqfqqjCS2JkiIs0cA==
+
+acorn@^5.0.0, acorn@^5.0.3, acorn@^5.6.0, acorn@^5.6.2:
   version "5.7.3"
   resolved "https://registry.yarnpkg.com/acorn/-/acorn-5.7.3.tgz#67aa231bf8812974b85235a96771eb6bd07ea279"
   integrity sha512-T/zvzYRfbVojPWahDsE5evJdHb3oJoQfFbsrKM7w5Zcs++Tr257tia3BmMP8XYVjp1S9RZXQMh7gao96BlqZOw==
 
+acorn@^6.0.7:
+  version "6.4.0"
+  resolved "https://registry.yarnpkg.com/acorn/-/acorn-6.4.0.tgz#b659d2ffbafa24baf5db1cdbb2c94a983ecd2784"
+  integrity sha512-gac8OEcQ2Li1dxIEWGZzsp2BitJxwkwcOm0zHAJLcPJaVvm58FRnk6RkuLRpU1EujipU2ZFODv2P9DLMfnV8mw==
+
 after@0.8.2:
   version "0.8.2"
   resolved "https://registry.yarnpkg.com/after/-/after-0.8.2.tgz#fedb394f9f0e02aa9768e702bda23b505fae7e1f"
@@ -6679,11 +6689,12 @@ watchpack@^1.5.0:
     neo-async "^2.5.0"
 
 webpack-bundle-analyzer@^3.0.3:
-  version "3.0.3"
-  resolved "https://registry.yarnpkg.com/webpack-bundle-analyzer/-/webpack-bundle-analyzer-3.0.3.tgz#dbc7fff8f52058b6714a20fddf309d0790e3e0a0"
-  integrity sha512-naLWiRfmtH4UJgtUktRTLw6FdoZJ2RvCR9ePbwM9aRMsS/KjFerkPZG9epEvXRAw5d5oPdrs9+3p+afNjxW8Xw==
+  version "3.3.2"
+  resolved "https://registry.yarnpkg.com/webpack-bundle-analyzer/-/webpack-bundle-analyzer-3.3.2.tgz#3da733a900f515914e729fcebcd4c40dde71fc6f"
+  integrity sha512-7qvJLPKB4rRWZGjVp5U1KEjwutbDHSKboAl0IfafnrdXMrgC0tOtZbQD6Rw0u4cmpgRN4O02Fc0t8eAT+FgGzA==
   dependencies:
-    acorn "^5.7.3"
+    acorn "^6.0.7"
+    acorn-walk "^6.1.1"
     bfj "^6.1.1"
     chalk "^2.4.1"
     commander "^2.18.0"