diff --git a/package.json b/package.json
index 112f06e..8ca3167 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
     "babel-core": "^6.24.1",
     "body-parser": "^1.17.1",
     "chalk": "^2.1.0",
-    "cross-env": "^5.1.1",
+    "cross-env": "^6.0.0",
     "dataloader": "^1.3.0",
     "express": "^4.15.4",
     "globby": "^6.1.0",
diff --git a/yarn.lock b/yarn.lock
index 4a9ae81..31cd743 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1467,12 +1467,12 @@ create-error-class@^3.0.0:
   dependencies:
     capture-stack-trace "^1.0.0"
 
-cross-env@^5.1.1:
-  version "5.1.1"
-  resolved "https://registry.yarnpkg.com/cross-env/-/cross-env-5.1.1.tgz#b6d8ab97f304c0f71dae7277b75fe424c08dfa74"
+cross-env@^6.0.0:
+  version "6.0.0"
+  resolved "https://registry.yarnpkg.com/cross-env/-/cross-env-6.0.0.tgz#3c8e71440ea20aa6faaf5aec541235efc565dac6"
+  integrity sha512-G/B6gtkjgthT8AP/xN1wdj5Xe18fVyk58JepK8GxpUbqcz3hyWxegocMbvnZK+KoTslwd0ACZ3woi/DVUdVjyQ==
   dependencies:
-    cross-spawn "^5.1.0"
-    is-windows "^1.0.0"
+    cross-spawn "^7.0.0"
 
 cross-spawn@^5.0.1, cross-spawn@^5.1.0:
   version "5.1.0"
@@ -1482,6 +1482,15 @@ cross-spawn@^5.0.1, cross-spawn@^5.1.0:
     shebang-command "^1.2.0"
     which "^1.2.9"
 
+cross-spawn@^7.0.0:
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-7.0.0.tgz#21ef9470443262f33dba80b2705a91db959b2e03"
+  integrity sha512-6U/8SMK2FBNnB21oQ4+6Nsodxanw1gTkntYA2zBdkFYFu3ZDx65P2ONEXGSvob/QS6REjVHQ9zxzdOafwFdstw==
+  dependencies:
+    path-key "^3.1.0"
+    shebang-command "^1.2.0"
+    which "^1.2.9"
+
 cryptiles@2.x.x:
   version "2.0.5"
   resolved "https://registry.yarnpkg.com/cryptiles/-/cryptiles-2.0.5.tgz#3bdfecdc608147c1c67202fa291e7dca59eaa3b8"
@@ -2831,10 +2840,6 @@ is-utf8@^0.2.0:
   version "0.2.1"
   resolved "https://registry.yarnpkg.com/is-utf8/-/is-utf8-0.2.1.tgz#4b0da1442104d1b336340e80797e865cf39f7d72"
 
-is-windows@^1.0.0:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/is-windows/-/is-windows-1.0.1.tgz#310db70f742d259a16a369202b51af84233310d9"
-
 isarray@1.0.0, isarray@^1.0.0, isarray@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/isarray/-/isarray-1.0.0.tgz#bb935d48582cba168c06834957a54a3e07124f11"
@@ -3930,6 +3935,11 @@ path-key@^2.0.0:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/path-key/-/path-key-2.0.1.tgz#411cadb574c5a140d3a4b1910d40d80cc9f40b40"
 
+path-key@^3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/path-key/-/path-key-3.1.0.tgz#99a10d870a803bdd5ee6f0470e58dfcd2f9a54d3"
+  integrity sha512-8cChqz0RP6SHJkMt48FW0A7+qUOn+OsnOsVtzI59tZ8m+5bCSk7hzwET0pulwOM2YMn9J1efb07KB9l9f30SGg==
+
 path-object@^2.3.0:
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/path-object/-/path-object-2.3.0.tgz#03e46653e5c375c60af1cabdd94bc6448a5d9110"