diff --git a/package-lock.json b/package-lock.json
index 4fbe6001..42db7dd4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4,6 +4,12 @@
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@@ -359,6 +330,28 @@
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+      "resolved": "https://registry.npmjs.org/babel-helper-builder-binary-assignment-operator-visitor/-/babel-helper-builder-binary-assignment-operator-visitor-6.24.1.tgz",
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+      "dev": true,
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@@ -381,6 +374,29 @@
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@@ -430,6 +446,19 @@
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@@ -468,6 +497,130 @@
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@@ -680,6 +833,47 @@
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+      "resolved": "https://registry.npmjs.org/babel-plugin-transform-exponentiation-operator/-/babel-plugin-transform-exponentiation-operator-6.24.1.tgz",
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+      "dev": true,
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+      "resolved": "https://registry.npmjs.org/babel-plugin-transform-flow-strip-types/-/babel-plugin-transform-flow-strip-types-6.22.0.tgz",
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+      "dev": true,
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@@ -728,6 +922,42 @@
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+      "dev": true,
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+      "dev": true,
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+      "integrity": "sha1-g2raCp56f6N8sTj7kyb4eTSkg5U=",
+      "dev": true,
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 }
diff --git a/package.json b/package.json
index 16ac6032..f12d0362 100644
--- a/package.json
+++ b/package.json
@@ -47,6 +47,6 @@
     "eslint-plugin-node": "5.1.0",
     "eslint-plugin-react": "7.5.1",
     "solhint": "1.1.10",
-    "solidity-coverage": "0.4.15"
+    "solidity-coverage": "0.5.0"
   }
 }