diff --git a/yarn.lock b/yarn.lock
index c0bb801..1c359a5 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -486,6 +486,10 @@ fstream@^1.0.12:
     mkdirp ">=0.5 0"
     rimraf "2"
 
+function-bind@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/function-bind/-/function-bind-1.1.1.tgz#a56899d3ea3c9bab874bb9773b7c5ede92f4895d"
+
 generate-function@^2.0.0:
   version "2.3.1"
   resolved "https://registry.yarnpkg.com/generate-function/-/generate-function-2.3.1.tgz#f069617690c10c868e73b8465746764f97c3479f"
@@ -726,6 +730,12 @@ has-gulplog@^0.1.0:
   dependencies:
     sparkles "^1.0.0"
 
+has@^1.0.3:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/has/-/has-1.0.3.tgz#722d7cbfc1f6aa8241f16dd814e011e1f41e8796"
+  dependencies:
+    function-bind "^1.1.1"
+
 hawk@~3.1.3:
   version "3.1.3"
   resolved "https://registry.yarnpkg.com/hawk/-/hawk-3.1.3.tgz#078444bd7c1640b0fe540d2c9b73d59678e8e1c4"
@@ -879,9 +889,9 @@ is-valid-glob@^0.3.0:
   version "0.3.0"
   resolved "https://registry.yarnpkg.com/is-valid-glob/-/is-valid-glob-0.3.0.tgz#d4b55c69f51886f9b65c70d6c2622d37e29f48fe"
 
-is@^3.1.0:
-  version "3.2.1"
-  resolved "https://registry.yarnpkg.com/is/-/is-3.2.1.tgz#d0ac2ad55eb7b0bec926a5266f6c662aaa83dca5"
+is@^3.2.1:
+  version "3.3.0"
+  resolved "https://registry.yarnpkg.com/is/-/is-3.3.0.tgz#61cff6dd3c4193db94a3d62582072b44e5645d79"
 
 isarray@0.0.1:
   version "0.0.1"
@@ -1146,10 +1156,11 @@ multipipe@^0.1.2:
     duplexer2 "0.0.2"
 
 node.extend@~1.1.2:
-  version "1.1.6"
-  resolved "https://registry.yarnpkg.com/node.extend/-/node.extend-1.1.6.tgz#a7b882c82d6c93a4863a5504bd5de8ec86258b96"
+  version "1.1.8"
+  resolved "https://registry.yarnpkg.com/node.extend/-/node.extend-1.1.8.tgz#0aab3e63789f4e6d68b42bc00073ad1881243cf0"
   dependencies:
-    is "^3.1.0"
+    has "^1.0.3"
+    is "^3.2.1"
 
 normalize-path@^2.0.1:
   version "2.1.1"