diff --git a/yarn.lock b/yarn.lock
index 6e1e77c..59abc79 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -377,25 +377,10 @@ bser@^2.0.0:
   dependencies:
     node-int64 "^0.4.0"
 
-buffer-alloc-unsafe@^0.1.0:
-  version "0.1.1"
-  resolved "https://registry.yarnpkg.com/buffer-alloc-unsafe/-/buffer-alloc-unsafe-0.1.1.tgz#ffe1f67551dd055737de253337bfe853dfab1a6a"
-
-buffer-alloc@^1.1.0:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/buffer-alloc/-/buffer-alloc-1.1.0.tgz#05514d33bf1656d3540c684f65b1202e90eca303"
-  dependencies:
-    buffer-alloc-unsafe "^0.1.0"
-    buffer-fill "^0.1.0"
-
 buffer-equal@1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/buffer-equal/-/buffer-equal-1.0.0.tgz#59616b498304d556abd466966b22eeda3eca5fbe"
 
-buffer-fill@^0.1.0:
-  version "0.1.0"
-  resolved "https://registry.yarnpkg.com/buffer-fill/-/buffer-fill-0.1.0.tgz#ca9470e8d4d1b977fd7543f4e2ab6a7dc95101a8"
-
 builtin-modules@^1.0.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/builtin-modules/-/builtin-modules-1.1.1.tgz#270f076c5a72c02f5b65a47df94c5fe3a278892f"
@@ -1635,12 +1620,6 @@ makeerror@1.0.x:
   dependencies:
     tmpl "1.0.x"
 
-md5-file@^3.2.3:
-  version "3.2.3"
-  resolved "https://registry.yarnpkg.com/md5-file/-/md5-file-3.2.3.tgz#f9bceb941eca2214a4c0727f5e700314e770f06f"
-  dependencies:
-    buffer-alloc "^1.1.0"
-
 mem@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/mem/-/mem-1.1.0.tgz#5edd52b485ca1d900fe64895505399a0dfa45f76"
@@ -2600,8 +2579,8 @@ xtend@^4.0.1:
   resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.1.tgz#a5c6d532be656e23db820efb943a1f04998d63af"
 
 y18n@^3.2.1:
-  version "3.2.1"
-  resolved "https://registry.yarnpkg.com/y18n/-/y18n-3.2.1.tgz#6d15fba884c08679c0d77e88e7759e811e07fa41"
+  version "3.2.2"
+  resolved "https://registry.yarnpkg.com/y18n/-/y18n-3.2.2.tgz#85c901bd6470ce71fc4bb723ad209b70f7f28696"
 
 yallist@^2.1.2:
   version "2.1.2"