diff --git a/lib/ui/package.json b/lib/ui/package.json
index 639c6048b335..cf2f9753c80e 100644
--- a/lib/ui/package.json
+++ b/lib/ui/package.json
@@ -26,13 +26,13 @@
     "lodash.debounce": "^4.0.8",
     "lodash.pick": "^4.4.0",
     "lodash.sortby": "^4.7.0",
-    "mantra-core": "^1.7.0",
+    "@storybook/mantra-core": "^1.7.0",
     "podda": "^1.2.2",
     "prop-types": "^15.6.0",
     "qs": "^6.5.1",
     "react-icons": "^2.2.7",
     "react-inspector": "^2.2.1",
-    "react-komposer": "^2.0.0",
+    "@storybook/react-komposer": "^2.0.0",
     "react-modal": "^3.1.2",
     "react-split-pane": "^0.1.68",
     "react-treebeard": "^2.0.3",
diff --git a/lib/ui/src/compose.js b/lib/ui/src/compose.js
index 8b6f28352a0e..a66523c999bc 100644
--- a/lib/ui/src/compose.js
+++ b/lib/ui/src/compose.js
@@ -1,4 +1,4 @@
-import { setDefaults } from 'react-komposer';
+import { setDefaults } from '@storybook/react-komposer';
 
 let context;
 let actions;
diff --git a/lib/ui/src/index.js b/lib/ui/src/index.js
index 7ce871295f5f..1ed59a680ab3 100644
--- a/lib/ui/src/index.js
+++ b/lib/ui/src/index.js
@@ -1,4 +1,4 @@
-import { createApp } from 'mantra-core';
+import { createApp } from '@storybook/mantra-core';
 import Podda from 'podda';
 
 import buildContext from './context';
diff --git a/yarn.lock b/yarn.lock
index 346ea98cb7e0..53f926aff4c8 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -73,6 +73,14 @@
     git-url-parse "^6.0.2"
     shelljs "^0.7.0"
 
+"@storybook/mantra-core@^1.7.0":
+  version "1.7.2"
+  resolved "https://registry.yarnpkg.com/@storybook/mantra-core/-/mantra-core-1.7.2.tgz#e10c7faca29769e97131e0e0308ef7cfb655b70c"
+  dependencies:
+    "@storybook/react-komposer" "^2.0.1"
+    "@storybook/react-simple-di" "^1.2.1"
+    babel-runtime "6.x.x"
+
 "@storybook/react-fuzzy@^0.4.3":
   version "0.4.3"
   resolved "https://registry.yarnpkg.com/@storybook/react-fuzzy/-/react-fuzzy-0.4.3.tgz#36f7536ba97bf08b03cb57f47c58ae2cca330aec"
@@ -82,6 +90,29 @@
     fuse.js "^3.0.1"
     prop-types "^15.5.9"
 
+"@storybook/react-komposer@^2.0.0", "@storybook/react-komposer@^2.0.1":
+  version "2.0.3"
+  resolved "https://registry.yarnpkg.com/@storybook/react-komposer/-/react-komposer-2.0.3.tgz#f9e12a9586b2ce95c24c137eabb8b71527ddb369"
+  dependencies:
+    "@storybook/react-stubber" "^1.0.0"
+    babel-runtime "^6.11.6"
+    hoist-non-react-statics "^1.2.0"
+    lodash.pick "^4.4.0"
+    shallowequal "^0.2.2"
+
+"@storybook/react-simple-di@^1.2.1":
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/@storybook/react-simple-di/-/react-simple-di-1.2.1.tgz#fe4b29a32459e168da3aae8e6fcd8631861210c9"
+  dependencies:
+    babel-runtime "6.x.x"
+    hoist-non-react-statics "1.x.x"
+
+"@storybook/react-stubber@^1.0.0":
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/@storybook/react-stubber/-/react-stubber-1.0.1.tgz#8c312c2658b9eeafce470e1c39e4193f0b5bf9b1"
+  dependencies:
+    babel-runtime "^6.5.0"
+
 "@types/inline-style-prefixer@^3.0.0":
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/@types/inline-style-prefixer/-/inline-style-prefixer-3.0.1.tgz#8541e636b029124b747952e9a28848286d2b5bf6"
@@ -93,12 +124,12 @@
     "@types/node" "*"
 
 "@types/node@*", "@types/node@^8.0.0", "@types/node@^8.0.51":
-  version "8.0.51"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-8.0.51.tgz#b31d716fb8d58eeb95c068a039b9b6292817d5fb"
+  version "8.0.52"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-8.0.52.tgz#8e7f47747868e7687f2cd4922966e2d6af78d22d"
 
 "@types/react@^16.0.18", "@types/react@^16.0.20", "@types/react@^16.0.22":
-  version "16.0.22"
-  resolved "https://registry.yarnpkg.com/@types/react/-/react-16.0.22.tgz#19ad106e124aceebd2b4d430a278d55413ee8759"
+  version "16.0.23"
+  resolved "https://registry.yarnpkg.com/@types/react/-/react-16.0.23.tgz#f0f713b07912c6fd8e10c9ccc539443ceb06dbca"
 
 JSONStream@^1.0.4:
   version "1.3.1"
@@ -2277,12 +2308,12 @@ caniuse-api@^1.5.2:
     lodash.uniq "^4.5.0"
 
 caniuse-db@^1.0.30000529, caniuse-db@^1.0.30000634, caniuse-db@^1.0.30000639:
-  version "1.0.30000760"
-  resolved "https://registry.yarnpkg.com/caniuse-db/-/caniuse-db-1.0.30000760.tgz#3ea29473eb78a6ccb09f2eb73ac9e1debfec528d"
+  version "1.0.30000764"
+  resolved "https://registry.yarnpkg.com/caniuse-db/-/caniuse-db-1.0.30000764.tgz#d73ab11ae62f6a9e2f69867d6d9c23ae3f2e5d8d"
 
 caniuse-lite@^1.0.30000748, caniuse-lite@^1.0.30000760:
-  version "1.0.30000760"
-  resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30000760.tgz#ec720395742f1c7ec8947fd6dd2604e77a8f98ff"
+  version "1.0.30000764"
+  resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30000764.tgz#97ea7472f9d3e691eede34f21983cfc219ac7842"
 
 capture-stack-trace@^1.0.0:
   version "1.0.0"
@@ -3716,8 +3747,8 @@ entities@^1.1.1, entities@~1.1.1:
   resolved "https://registry.yarnpkg.com/entities/-/entities-1.1.1.tgz#6e5c2d0a5621b5dadaecef80b90edfb5cd7772f0"
 
 envinfo@^3.0.0:
-  version "3.9.0"
-  resolved "https://registry.yarnpkg.com/envinfo/-/envinfo-3.9.0.tgz#eea5c3d5bce44ee9fc9a345ab9f44a616f45552a"
+  version "3.9.1"
+  resolved "https://registry.yarnpkg.com/envinfo/-/envinfo-3.9.1.tgz#78d5ccbea17ca2daefd8541561d1273813b96c4c"
   dependencies:
     copy-paste "^1.3.0"
     glob "^7.1.2"
@@ -3726,8 +3757,8 @@ envinfo@^3.0.0:
     which "^1.2.14"
 
 enzyme-adapter-react-16@^1.0.4:
-  version "1.0.4"
-  resolved "https://registry.yarnpkg.com/enzyme-adapter-react-16/-/enzyme-adapter-react-16-1.0.4.tgz#67f898cc053452f5c786424e395fe0c63a0607fe"
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/enzyme-adapter-react-16/-/enzyme-adapter-react-16-1.1.0.tgz#86c5db7c10f0be6ec25d54ca41b59f2abb397cf4"
   dependencies:
     enzyme-adapter-utils "^1.1.0"
     lodash "^4.17.4"
@@ -3757,18 +3788,19 @@ enzyme-to-json@^3.0.0:
     lodash "^4.17.4"
 
 enzyme@^3.1.1:
-  version "3.1.1"
-  resolved "https://registry.yarnpkg.com/enzyme/-/enzyme-3.1.1.tgz#c6948dfccd055d75fbd8627ad1c96a024d0e247b"
+  version "3.2.0"
+  resolved "https://registry.yarnpkg.com/enzyme/-/enzyme-3.2.0.tgz#998bdcda0fc71b8764a0017f7cc692c943f54a7a"
   dependencies:
     cheerio "^1.0.0-rc.2"
     function.prototype.name "^1.0.3"
+    has "^1.0.1"
     is-subset "^0.1.1"
     lodash "^4.17.4"
     object-is "^1.0.1"
     object.assign "^4.0.4"
     object.entries "^1.0.4"
     object.values "^1.0.4"
-    raf "^3.3.2"
+    raf "^3.4.0"
     rst-selector-parser "^2.2.3"
 
 errno@^0.1.3, errno@^0.1.4:
@@ -5797,7 +5829,7 @@ interpret@^1.0.0:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/interpret/-/interpret-1.0.4.tgz#820cdd588b868ffb191a809506d6c9c8f212b1b0"
 
-invariant@2.x.x, invariant@^2.2.0, invariant@^2.2.2:
+invariant@^2.2.0, invariant@^2.2.2:
   version "2.2.2"
   resolved "https://registry.yarnpkg.com/invariant/-/invariant-2.2.2.tgz#9e1f56ac0acdb6bf303306f338be3b204ae60360"
   dependencies:
@@ -7416,8 +7448,8 @@ log-update@^1.0.2:
     cli-cursor "^1.0.2"
 
 loglevel@^1.4.1:
-  version "1.5.1"
-  resolved "https://registry.yarnpkg.com/loglevel/-/loglevel-1.5.1.tgz#189078c94ab9053ee215a0acdbf24244ea0f6502"
+  version "1.6.0"
+  resolved "https://registry.yarnpkg.com/loglevel/-/loglevel-1.6.0.tgz#ae0caa561111498c5ba13723d6fb631d24003934"
 
 longest-streak@^2.0.1:
   version "2.0.2"
@@ -7475,14 +7507,6 @@ makeerror@1.0.x:
   dependencies:
     tmpl "1.0.x"
 
-mantra-core@^1.7.0:
-  version "1.7.0"
-  resolved "https://registry.yarnpkg.com/mantra-core/-/mantra-core-1.7.0.tgz#a8c83e8cee83ef6a7383131519fe8031ad546386"
-  dependencies:
-    babel-runtime "6.x.x"
-    react-komposer "^1.9.0"
-    react-simple-di "^1.2.0"
-
 map-obj@^1.0.0, map-obj@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/map-obj/-/map-obj-1.0.1.tgz#d933ceb9205d82bdcf4886f6742bdc2b4dea146d"
@@ -7793,10 +7817,6 @@ mkdirp@0.5.0:
   dependencies:
     minimist "0.0.8"
 
-mobx@^2.3.4:
-  version "2.7.0"
-  resolved "https://registry.yarnpkg.com/mobx/-/mobx-2.7.0.tgz#cf3d82d18c0ca7f458d8f2a240817b3dc7e54a01"
-
 modify-values@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/modify-values/-/modify-values-1.0.0.tgz#e2b6cdeb9ce19f99317a53722f3dbf5df5eaaab2"
@@ -7868,8 +7888,8 @@ mz@^2.4.0:
     thenify-all "^1.0.0"
 
 nan@^2.3.0:
-  version "2.7.0"
-  resolved "https://registry.yarnpkg.com/nan/-/nan-2.7.0.tgz#d95bf721ec877e08db276ed3fc6eb78f9083ad46"
+  version "2.8.0"
+  resolved "https://registry.yarnpkg.com/nan/-/nan-2.8.0.tgz#ed715f3fe9de02b57a5e6252d90a96675e1f085a"
 
 natural-compare@^1.4.0:
   version "1.4.0"
@@ -9161,7 +9181,7 @@ radium@^0.19.0:
     inline-style-prefixer "^2.0.5"
     prop-types "^15.5.8"
 
-raf@3.4.0, raf@^3.3.2, raf@^3.4.0:
+raf@3.4.0, raf@^3.4.0:
   version "3.4.0"
   resolved "https://registry.yarnpkg.com/raf/-/raf-3.4.0.tgz#a28876881b4bc2ca9117d4138163ddb80f781575"
   dependencies:
@@ -9357,26 +9377,6 @@ react-inspector@^2.2.1:
     babel-runtime "^6.26.0"
     is-dom "^1.0.9"
 
-react-komposer@^1.9.0:
-  version "1.13.1"
-  resolved "https://registry.yarnpkg.com/react-komposer/-/react-komposer-1.13.1.tgz#4b8ac4bcc71323bd7413dcab95c831197f50eed0"
-  dependencies:
-    babel-runtime "6.x.x"
-    hoist-non-react-statics "1.x.x"
-    invariant "2.x.x"
-    mobx "^2.3.4"
-    shallowequal "0.2.x"
-
-react-komposer@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/react-komposer/-/react-komposer-2.0.0.tgz#b964738014a9b4aee494a83c0b5b833d66072a90"
-  dependencies:
-    babel-runtime "^6.11.6"
-    hoist-non-react-statics "^1.2.0"
-    lodash.pick "^4.4.0"
-    react-stubber "^1.0.0"
-    shallowequal "^0.2.2"
-
 react-modal@^3.1.2:
   version "3.1.2"
   resolved "https://registry.yarnpkg.com/react-modal/-/react-modal-3.1.2.tgz#6e1fd656315d6fc62a1edda2b5aecc9752ac6bca"
@@ -9512,16 +9512,9 @@ react-scripts@1.0.17:
   optionalDependencies:
     fsevents "1.1.2"
 
-react-simple-di@^1.2.0:
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/react-simple-di/-/react-simple-di-1.2.0.tgz#dde0e5bf689f391ef2ab02c9043b213fe239c6d0"
-  dependencies:
-    babel-runtime "6.x.x"
-    hoist-non-react-statics "1.x.x"
-
 react-split-pane@^0.1.68:
-  version "0.1.70"
-  resolved "https://registry.yarnpkg.com/react-split-pane/-/react-split-pane-0.1.70.tgz#0dcf3d8de17d54db6f6b7141386ec69a0cf45f48"
+  version "0.1.71"
+  resolved "https://registry.yarnpkg.com/react-split-pane/-/react-split-pane-0.1.71.tgz#19b1b30638655e655f9f5fe57b1ae7cc6c151829"
   dependencies:
     "@types/inline-style-prefixer" "^3.0.0"
     "@types/react" "^16.0.18"
@@ -9529,12 +9522,6 @@ react-split-pane@^0.1.68:
     prop-types "^15.5.10"
     react-style-proptype "^3.0.0"
 
-react-stubber@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/react-stubber/-/react-stubber-1.0.0.tgz#41ee2cac72d4d4fd70a63896da98e13739b84628"
-  dependencies:
-    babel-runtime "^6.5.0"
-
 react-style-proptype@^3.0.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/react-style-proptype/-/react-style-proptype-3.1.0.tgz#c8912fc13460f5b0c1ec1114c729d535b52b8073"
@@ -10600,7 +10587,7 @@ sha.js@^2.4.0, sha.js@^2.4.8:
     inherits "^2.0.1"
     safe-buffer "^5.0.1"
 
-shallowequal@0.2.x, shallowequal@^0.2.2:
+shallowequal@^0.2.2:
   version "0.2.2"
   resolved "https://registry.yarnpkg.com/shallowequal/-/shallowequal-0.2.2.tgz#1e32fd5bcab6ad688a4812cb0cc04efc75c7014e"
   dependencies:
@@ -11884,8 +11871,8 @@ vm2@patriksimek/vm2#custom_files:
   resolved "https://codeload.github.com/patriksimek/vm2/tar.gz/7e82f90ac705fc44fad044147cb0df09b4c79a57"
 
 voca@^1.2.0:
-  version "1.3.0"
-  resolved "https://registry.yarnpkg.com/voca/-/voca-1.3.0.tgz#02751ac839bf0c92e2cfe88e49c393c94dd50ac3"
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/voca/-/voca-1.3.1.tgz#60c911dd41841785192b4d35971ec2b36f8ef779"
 
 vue-hot-reload-api@^2.2.0, vue-hot-reload-api@^2.2.3:
   version "2.2.3"