diff --git a/package-lock.json b/package-lock.json
index f972c8a..165d209 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -88,6 +88,12 @@
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@@ -115,6 +121,24 @@
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@@ -136,6 +160,12 @@
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@@ -170,12 +200,24 @@
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+      "resolved": "https://registry.npmjs.org/atob/-/atob-2.1.2.tgz",
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@@ -254,6 +296,67 @@
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@@ -273,6 +376,35 @@
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+        "array-unique": "^0.3.2",
+        "extend-shallow": "^2.0.1",
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+        "isobject": "^3.0.1",
+        "repeat-element": "^1.1.2",
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+        "to-regex": "^3.0.1"
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@@ -291,6 +423,23 @@
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+      "resolved": "https://registry.npmjs.org/cache-base/-/cache-base-1.0.1.tgz",
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+      "resolved": "https://registry.npmjs.org/class-utils/-/class-utils-0.3.6.tgz",
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+        "isobject": "^3.0.0",
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@@ -434,6 +606,16 @@
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+      "integrity": "sha1-S8A3PBZLwykbTTaMgpzxqApZ3KA=",
+      "dev": true,
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@@ -458,10 +640,10 @@
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@@ -543,6 +725,12 @@
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@@ -628,6 +822,53 @@
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@@ -748,6 +995,15 @@
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@@ -2885,6 +4341,18 @@
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@@ -2939,6 +4407,21 @@
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@@ -2992,6 +4485,12 @@
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@@ -3003,6 +4502,148 @@
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diff --git a/package.json b/package.json
index c231117..d2b5a35 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
     "devDependencies": {
         "electron": "^4.0.0",
         "eslint": "^5.0.1",
-        "mocha": "^5.2.0"
+        "mocha": "^6.0.0"
     },
     "dependencies": {
         "assert": "^1.4.1",