diff --git a/package.json b/package.json
index f1631261..ef60616d 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,7 @@
         "grunt": "0.4.5",
         "grunt-cli": "1.3.2",
         "grunt-contrib-clean": "0.7.0",
-        "grunt-contrib-concat": "0.5.1",
+        "grunt-contrib-concat": "1.0.1",
         "grunt-contrib-copy": "0.4.1",
         "grunt-contrib-cssmin": "0.6.2",
         "grunt-contrib-uglify": "1.0.2",
diff --git a/yarn.lock b/yarn.lock
index e8142304..95721ac7 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -29,26 +29,11 @@ align-text@^0.1.1, align-text@^0.1.3:
     longest "^1.0.1"
     repeat-string "^1.5.2"
 
-amdefine@>=0.0.4:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/amdefine/-/amdefine-1.0.1.tgz#4a5282ac164729e93619bcfd3ad151f817ce91f5"
-  integrity sha1-SlKCrBZHKek2Gbz9OtFR+BfOkfU=
-
-ansi-regex@^0.2.0, ansi-regex@^0.2.1:
-  version "0.2.1"
-  resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-0.2.1.tgz#0d8e946967a3d8143f93e24e298525fc1b2235f9"
-  integrity sha1-DY6UaWej2BQ/k+JOKYUl/BsiNfk=
-
 ansi-regex@^2.0.0:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-2.1.1.tgz#c3b33ab5ee360d86e0e628f0468ae7ef27d654df"
   integrity sha1-w7M6te42DYbg5ijwRorn7yfWVN8=
 
-ansi-styles@^1.1.0:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-1.1.0.tgz#eaecbf66cd706882760b2f4691582b8f55d7a7de"
-  integrity sha1-6uy/Zs1waIJ2Cy9GkVgrj1XXp94=
-
 ansi-styles@^2.2.1:
   version "2.2.1"
   resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-2.2.1.tgz#b432dd3358b634cf75e1e4664368240533c1ddbe"
@@ -255,17 +240,6 @@ center-align@^0.1.1:
     align-text "^0.1.3"
     lazy-cache "^1.0.3"
 
-chalk@^0.5.1:
-  version "0.5.1"
-  resolved "https://registry.yarnpkg.com/chalk/-/chalk-0.5.1.tgz#663b3a648b68b55d04690d49167aa837858f2174"
-  integrity sha1-Zjs6ZItotV0EaQ1JFnqoN4WPIXQ=
-  dependencies:
-    ansi-styles "^1.1.0"
-    escape-string-regexp "^1.0.0"
-    has-ansi "^0.1.0"
-    strip-ansi "^0.3.0"
-    supports-color "^0.2.0"
-
 chalk@^1.0.0:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/chalk/-/chalk-1.1.3.tgz#a8115c55e4a702fe4d150abd3872822a7e09fc98"
@@ -630,7 +604,7 @@ error-ex@^1.3.1:
   dependencies:
     is-arrayish "^0.2.1"
 
-escape-string-regexp@^1.0.0, escape-string-regexp@^1.0.2, escape-string-regexp@^1.0.5:
+escape-string-regexp@^1.0.2, escape-string-regexp@^1.0.5:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz#1b61c0562190a8dff6ae3bb2cf0200ca130b86d4"
   integrity sha1-G2HAViGQqN/2rjuyzwIAyhMLhtQ=
@@ -1005,13 +979,13 @@ grunt-contrib-clean@0.7.0:
   dependencies:
     rimraf "^2.2.1"
 
-grunt-contrib-concat@0.5.1:
-  version "0.5.1"
-  resolved "https://registry.yarnpkg.com/grunt-contrib-concat/-/grunt-contrib-concat-0.5.1.tgz#953c6efdfdfd2c107ab9c85077f2d4b24d31cd49"
-  integrity sha1-lTxu/f39LBB6uchQd/LUsk0xzUk=
+grunt-contrib-concat@1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/grunt-contrib-concat/-/grunt-contrib-concat-1.0.1.tgz#61509863084e871d7e86de48c015259ed97745bd"
+  integrity sha1-YVCYYwhOhx1+ht5IwBUlntl3Rb0=
   dependencies:
-    chalk "^0.5.1"
-    source-map "^0.3.0"
+    chalk "^1.0.0"
+    source-map "^0.5.3"
 
 grunt-contrib-copy@0.4.1:
   version "0.4.1"
@@ -1140,13 +1114,6 @@ handlebars@^4.1.0:
   optionalDependencies:
     uglify-js "^3.1.4"
 
-has-ansi@^0.1.0:
-  version "0.1.0"
-  resolved "https://registry.yarnpkg.com/has-ansi/-/has-ansi-0.1.0.tgz#84f265aae8c0e6a88a12d7022894b7568894c62e"
-  integrity sha1-hPJlqujA5qiKEtcCKJS3VoiUxi4=
-  dependencies:
-    ansi-regex "^0.2.0"
-
 has-ansi@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/has-ansi/-/has-ansi-2.0.0.tgz#34f5049ce1ecdf2b0649af3ef24e45ed35416d91"
@@ -2342,14 +2309,7 @@ source-map-url@^0.4.0:
   resolved "https://registry.yarnpkg.com/source-map-url/-/source-map-url-0.4.0.tgz#3e935d7ddd73631b97659956d55128e87b5084a3"
   integrity sha1-PpNdfd1zYxuXZZlW1VEo6HtQhKM=
 
-source-map@^0.3.0:
-  version "0.3.0"
-  resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.3.0.tgz#8586fb9a5a005e5b501e21cd18b6f21b457ad1f9"
-  integrity sha1-hYb7mloAXltQHiHNGLbyG0V60fk=
-  dependencies:
-    amdefine ">=0.0.4"
-
-source-map@^0.5.6, source-map@~0.5.1:
+source-map@^0.5.3, source-map@^0.5.6, source-map@~0.5.1:
   version "0.5.7"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.5.7.tgz#8a039d2d1021d22d1ea14c80d8ea468ba2ef3fcc"
   integrity sha1-igOdLRAh0i0eoUyA2OpGi6LvP8w=
@@ -2431,13 +2391,6 @@ string_decoder@~1.1.1:
   dependencies:
     safe-buffer "~5.1.0"
 
-strip-ansi@^0.3.0:
-  version "0.3.0"
-  resolved "https://registry.yarnpkg.com/strip-ansi/-/strip-ansi-0.3.0.tgz#25f48ea22ca79187f3174a4db8759347bb126220"
-  integrity sha1-JfSOoiynkYfzF0pNuHWTR7sSYiA=
-  dependencies:
-    ansi-regex "^0.2.1"
-
 strip-ansi@^3.0.0:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/strip-ansi/-/strip-ansi-3.0.1.tgz#6a385fb8853d952d5ff05d0e8aaf94278dc63dcf"
@@ -2481,11 +2434,6 @@ strip-url-auth@^1.0.0:
   resolved "https://registry.yarnpkg.com/strip-url-auth/-/strip-url-auth-1.0.1.tgz#22b0fa3a41385b33be3f331551bbb837fa0cd7ae"
   integrity sha1-IrD6OkE4WzO+PzMVUbu4N/oM164=
 
-supports-color@^0.2.0:
-  version "0.2.0"
-  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-0.2.0.tgz#d92de2694eb3f67323973d7ae3d8b55b4c22190a"
-  integrity sha1-2S3iaU6z9nMjlz1649i1W0wiGQo=
-
 supports-color@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-2.0.0.tgz#535d045ce6b6363fa40117084629995e9df324c7"