diff --git a/package.json b/package.json
index 40fc70e..044c8d6 100644
--- a/package.json
+++ b/package.json
@@ -30,18 +30,18 @@
     "waypoints": "^4.0.1"
   },
   "devDependencies": {
-    "bufferstreams": "^1.1.1",
-    "clone": "^2.1.1",
-    "gulp": "^3.9.1",
-    "gulp-clean": "^0.3.2",
-    "gulp-concat": "^2.6.1",
+    "bufferstreams": "1.1.3",
+    "clone": "2.1.1",
+    "gulp": "3.9.1",
+    "gulp-clean": "0.3.2",
+    "gulp-concat": "2.6.1",
     "gulp-copy": "0.0.2",
-    "gulp-environments": "^0.1.2",
-    "gulp-jade": "^1.1.0",
-    "gulp-minify-css": "^1.2.4",
-    "gulp-uglify": "^1.5.4",
-    "rimraf": "^2.6.1",
-    "semver": "^5.4.1",
-    "uglify-save-license": "^0.4.1"
+    "gulp-environments": "0.1.2",
+    "gulp-jade": "1.1.0",
+    "gulp-minify-css": "1.2.4",
+    "gulp-uglify": "1.5.4",
+    "rimraf": "2.6.2",
+    "semver": "5.5.0",
+    "uglify-save-license": "0.4.1"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index b75848b..01ac03c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -175,7 +175,7 @@ bufferstreams@1.0.1:
   dependencies:
     readable-stream "^1.0.33"
 
-bufferstreams@^1.1.1:
+bufferstreams@1.1.3:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/bufferstreams/-/bufferstreams-1.1.3.tgz#a8515ac024fa90e8fa7d58c11b13dea1f28abe72"
   dependencies:
@@ -293,6 +293,10 @@ clone-stats@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/clone-stats/-/clone-stats-1.0.0.tgz#b3782dff8bb5474e18b9b6bf0fdfe782f8777680"
 
+clone@2.1.1, clone@^2.1.1:
+  version "2.1.1"
+  resolved "https://registry.yarnpkg.com/clone/-/clone-2.1.1.tgz#d217d1e961118e3ac9a4b8bba3285553bf647cdb"
+
 clone@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/clone/-/clone-0.2.0.tgz#c6126a90ad4f72dbf5acdb243cc37724fe93fc1f"
@@ -301,10 +305,6 @@ clone@^1.0.0, clone@^1.0.2:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/clone/-/clone-1.0.3.tgz#298d7e2231660f40c003c2ed3140decf3f53085f"
 
-clone@^2.1.1:
-  version "2.1.1"
-  resolved "https://registry.yarnpkg.com/clone/-/clone-2.1.1.tgz#d217d1e961118e3ac9a4b8bba3285553bf647cdb"
-
 cloneable-readable@^1.0.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/cloneable-readable/-/cloneable-readable-1.1.1.tgz#c27a4f3a943ca37bed9b01c7d572ee61b1302b15"
@@ -769,7 +769,7 @@ graceful-fs@~1.2.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/graceful-readlink/-/graceful-readlink-1.0.1.tgz#4cafad76bc62f02fa039b2f94e9a3dd3a391a725"
 
-gulp-clean@^0.3.2:
+gulp-clean@0.3.2:
   version "0.3.2"
   resolved "https://registry.yarnpkg.com/gulp-clean/-/gulp-clean-0.3.2.tgz#a347d473acea40182f935587a451941671928102"
   dependencies:
@@ -777,7 +777,7 @@ gulp-clean@^0.3.2:
     rimraf "^2.2.8"
     through2 "^0.4.2"
 
-gulp-concat@^2.6.1:
+gulp-concat@2.6.1:
   version "2.6.1"
   resolved "https://registry.yarnpkg.com/gulp-concat/-/gulp-concat-2.6.1.tgz#633d16c95d88504628ad02665663cee5a4793353"
   dependencies:
@@ -792,7 +792,7 @@ gulp-copy@0.0.2:
     gulp-util "~2.2.9"
     through "2.3.4"
 
-gulp-environments@^0.1.2:
+gulp-environments@0.1.2:
   version "0.1.2"
   resolved "https://registry.yarnpkg.com/gulp-environments/-/gulp-environments-0.1.2.tgz#8646107392193582aff919d53de3302777ffb6eb"
   dependencies:
@@ -807,7 +807,7 @@ gulp-if@^2.0.1:
     ternary-stream "^2.0.1"
     through2 "^2.0.1"
 
-gulp-jade@^1.1.0:
+gulp-jade@1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/gulp-jade/-/gulp-jade-1.1.0.tgz#cb2f332ac46824671f36891655c165c591c33bd4"
   dependencies:
@@ -821,7 +821,7 @@ gulp-match@^1.0.3:
   dependencies:
     minimatch "^3.0.3"
 
-gulp-minify-css@^1.2.4:
+gulp-minify-css@1.2.4:
   version "1.2.4"
   resolved "https://registry.yarnpkg.com/gulp-minify-css/-/gulp-minify-css-1.2.4.tgz#b6164957602ea27f9e5ad88227695dd205778c06"
   dependencies:
@@ -832,7 +832,7 @@ gulp-minify-css@^1.2.4:
     vinyl-bufferstream "^1.0.1"
     vinyl-sourcemaps-apply "^0.2.0"
 
-gulp-uglify@^1.5.4:
+gulp-uglify@1.5.4:
   version "1.5.4"
   resolved "https://registry.yarnpkg.com/gulp-uglify/-/gulp-uglify-1.5.4.tgz#524788d87666d09f9d0c21fb2177f90039a658c9"
   dependencies:
@@ -881,9 +881,9 @@ gulp-util@^3.0.0, gulp-util@^3.0.2, gulp-util@^3.0.5:
     through2 "^2.0.0"
     vinyl "^0.5.0"
 
-gulp@^3.9.1:
+gulp@3.9.1:
   version "3.9.1"
-  resolved "https://registry.yarnpkg.com/gulp/-/gulp-3.9.1.tgz#571ce45928dd40af6514fc4011866016c13845b4"
+  resolved "http://registry.npmjs.org/gulp/-/gulp-3.9.1.tgz#571ce45928dd40af6514fc4011866016c13845b4"
   dependencies:
     archy "^1.0.0"
     chalk "^1.0.0"
@@ -1935,7 +1935,7 @@ right-align@^0.1.1:
   dependencies:
     align-text "^0.1.1"
 
-rimraf@^2.2.8, rimraf@^2.6.1:
+rimraf@2.6.2, rimraf@^2.2.8:
   version "2.6.2"
   resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-2.6.2.tgz#2ed8150d24a16ea8651e6d6ef0f47c4158ce7a36"
   dependencies:
@@ -1951,7 +1951,7 @@ safe-regex@^1.1.0:
   dependencies:
     ret "~0.1.10"
 
-"semver@2 || 3 || 4 || 5", semver@^5.4.1:
+"semver@2 || 3 || 4 || 5", semver@5.5.0:
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.5.0.tgz#dc4bbc7a6ca9d916dee5d43516f0092b58f7b8ab"
 
@@ -2268,7 +2268,7 @@ uglify-js@~2.2.5:
     optimist "~0.3.5"
     source-map "~0.1.7"
 
-uglify-save-license@^0.4.1:
+uglify-save-license@0.4.1, uglify-save-license@^0.4.1:
   version "0.4.1"
   resolved "https://registry.yarnpkg.com/uglify-save-license/-/uglify-save-license-0.4.1.tgz#95726c17cc6fd171c3617e3bf4d8d82aa8c4cce1"