diff --git a/HISTORY.md b/HISTORY.md
index bbe874c9d..dc472ef9d 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -1,8 +1,9 @@
 # History
 
-## not yet released, version 5.0.1
+## 2018-07-01, version 5.0.1
 
 - Improved error messaging when converting units. Thanks @gap777.
+- Upgraded devDependencies (`kerma`, `uglify-js`, `webpack`).
 
 
 ## 2018-06-16, version 5.0.0
diff --git a/package-lock.json b/package-lock.json
index db8acb07b..c2d560ed8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,25 +1,25 @@
 {
   "name": "mathjs",
-  "version": "4.4.2",
+  "version": "5.0.1",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
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-      "resolved": "https://registry.npmjs.org/@babel/code-frame/-/code-frame-7.0.0-beta.49.tgz",
-      "integrity": "sha1-vs2AVIJzREDJ0TfkbXc0DmTX9Rs=",
+      "version": "7.0.0-beta.51",
+      "resolved": "https://registry.npmjs.org/@babel/code-frame/-/code-frame-7.0.0-beta.51.tgz",
+      "integrity": "sha1-vXHZsZKvl435FYKdOdQJRFZDmgw=",
       "dev": true,
       "requires": {
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+        "@babel/highlight": "7.0.0-beta.51"
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-      "integrity": "sha1-6c/9qROZaszseTu8JauRvBnQv3o=",
+      "version": "7.0.0-beta.51",
+      "resolved": "https://registry.npmjs.org/@babel/generator/-/generator-7.0.0-beta.51.tgz",
+      "integrity": "sha1-bHV1/952HQdIXgS67cA5LG2eMPY=",
       "dev": true,
       "requires": {
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+        "@babel/types": "7.0.0-beta.51",
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@@ -35,38 +35,38 @@
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-      "integrity": "sha1-olwRGbnwNSeGcBJuAiXAMEHI3jI=",
+      "version": "7.0.0-beta.51",
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+      "integrity": "sha1-IbSHSiJ8+Z7K/MMKkDAtpaJkBWE=",
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-        "@babel/template": "7.0.0-beta.49",
-        "@babel/types": "7.0.0-beta.49"
+        "@babel/helper-get-function-arity": "7.0.0-beta.51",
+        "@babel/template": "7.0.0-beta.51",
+        "@babel/types": "7.0.0-beta.51"
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-      "integrity": "sha1-z1Aj8y0q2S0Ic3STnOwJUby1FEE=",
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+      "integrity": "sha1-MoGy0EWvlcFyzpGyCCXYXqRnZBE=",
       "dev": true,
       "requires": {
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+        "@babel/types": "7.0.0-beta.51"
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-      "resolved": "https://registry.npmjs.org/@babel/helper-split-export-declaration/-/helper-split-export-declaration-7.0.0-beta.49.tgz",
-      "integrity": "sha1-QNeO2glo0BGxxShm5XRs+yPldUg=",
+      "version": "7.0.0-beta.51",
+      "resolved": "https://registry.npmjs.org/@babel/helper-split-export-declaration/-/helper-split-export-declaration-7.0.0-beta.51.tgz",
+      "integrity": "sha1-imw/ZsTSZTUvwHdIT59ugKUauXg=",
       "dev": true,
       "requires": {
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+        "@babel/types": "7.0.0-beta.51"
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-      "integrity": "sha1-lr3GtD4TSCASumaRsQGEktOWIsw=",
+      "version": "7.0.0-beta.51",
+      "resolved": "https://registry.npmjs.org/@babel/highlight/-/highlight-7.0.0-beta.51.tgz",
+      "integrity": "sha1-6IRK4loVlcz9QriWI7Q3bKBtIl0=",
       "dev": true,
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@@ -112,35 +112,35 @@
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-      "integrity": "sha1-lE0MW6KBK7FZ7b0iZ0Ov0mUXm9w=",
+      "version": "7.0.0-beta.51",
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+      "integrity": "sha1-J87C30Cd9gr1gnDtj2qlVAnqhvY=",
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-      "integrity": "sha1-44q+ghfLl5P0YaUwbXrXRdg+HSc=",
+      "version": "7.0.0-beta.51",
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+        "@babel/code-frame": "7.0.0-beta.51",
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+        "@babel/types": "7.0.0-beta.51",
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-      "integrity": "sha1-TypzaCoYM07WYl0QCo0nMZ98LWg=",
+      "version": "7.0.0-beta.51",
+      "resolved": "https://registry.npmjs.org/@babel/traverse/-/traverse-7.0.0-beta.51.tgz",
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-        "@babel/types": "7.0.0-beta.49",
+        "@babel/code-frame": "7.0.0-beta.51",
+        "@babel/generator": "7.0.0-beta.51",
+        "@babel/helper-function-name": "7.0.0-beta.51",
+        "@babel/helper-split-export-declaration": "7.0.0-beta.51",
+        "@babel/parser": "7.0.0-beta.51",
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@@ -157,17 +157,17 @@
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+          "version": "11.7.0",
+          "resolved": "https://registry.npmjs.org/globals/-/globals-11.7.0.tgz",
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@@ -451,9 +451,9 @@
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@@ -607,104 +607,13 @@
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-      "integrity": "sha512-dcQ1GWpOD/eEQ97k66aiEVpNnapVj90/+R+SXTPYGHpYBBypfKJEQjLrvMZ7YXbKm21gXd4NcuxUTjiv1YtLng==",
-      "dev": true
-    },
     "when": {
       "version": "3.7.8",
       "resolved": "https://registry.npmjs.org/when/-/when-3.7.8.tgz",
diff --git a/package.json b/package.json
index e11c96984..fcadf8cb4 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "mathjs",
-  "version": "5.0.0",
+  "version": "5.0.1",
   "description": "Math.js is an extensive math library for JavaScript and Node.js. It features a flexible expression parser with support for symbolic computation, comes with a large set of built-in functions and constants, and offers an integrated solution to work with different data types like numbers, big numbers, complex numbers, fractions, units, and matrices.",
   "author": "Jos de Jong <wjosdejong@gmail.com> (https://github.com/josdejong)",
   "contributors": [
@@ -119,7 +119,7 @@
     "gulp-util": "3.0.8",
     "istanbul": "0.4.5",
     "jsep": "0.3.4",
-    "karma": "2.0.2",
+    "karma": "2.0.4",
     "karma-browserstack-launcher": "1.3.0",
     "karma-firefox-launcher": "1.1.0",
     "karma-mocha": "1.3.0",
@@ -140,9 +140,9 @@
     "standard": "11.0.1",
     "sylvester": "0.0.21",
     "tar": "4.4.4",
-    "uglify-js": "3.4.0",
+    "uglify-js": "3.4.2",
     "underscore": "1.9.1",
-    "webpack": "4.12.0",
+    "webpack": "4.14.0",
     "zeros": "1.0.0"
   },
   "main": "./index",
diff --git a/src/version.js b/src/version.js
index 3238e43b2..06640db7f 100644
--- a/src/version.js
+++ b/src/version.js
@@ -1,3 +1,3 @@
-module.exports = '5.0.0'
+module.exports = '5.0.1'
 // Note: This file is automatically generated when building math.js.
 // Changes made in this file will be overwritten.