diff --git a/package-lock.json b/package-lock.json
index d58e46ae..f12bd1af 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -16,9 +16,9 @@
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@@ -63,6 +63,12 @@
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@@ -154,6 +170,12 @@
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@@ -800,19 +960,83 @@
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@@ -1811,6 +2500,24 @@
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@@ -2157,6 +2882,144 @@
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+            "string-width": "^3.0.0",
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     }
   }
 }
diff --git a/package.json b/package.json
index f0838d98..b581843b 100644
--- a/package.json
+++ b/package.json
@@ -44,7 +44,7 @@
   "devDependencies": {
     "coveralls": "~3.0.0",
     "istanbul": "~0.4.5",
-    "mocha": "~5.2.0",
+    "mocha": "~7.2.0",
     "mocha-eslint": "^4.0.0",
     "sax": "~1.2.1"
   },