diff --git a/package-lock.json b/package-lock.json
index b764af329..8ccefdd65 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -602,9 +602,9 @@
       "dev": true
     },
     "assert-rejects": {
-      "version": "0.1.1",
-      "resolved": "https://registry.npmjs.org/assert-rejects/-/assert-rejects-0.1.1.tgz",
-      "integrity": "sha1-5HozNdiULHLj7NlGJh8OWKDaLvY=",
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/assert-rejects/-/assert-rejects-1.0.0.tgz",
+      "integrity": "sha512-xSmDqs5YxfrHUQBhVfrP/5+UoEvMBTY2+oRDoLfY9zsTA1hnW0KiKYcXKyeVWSgb0UpsQ4gyeBuKlXKzKUobZA==",
       "dev": true,
       "requires": {
         "is-regexp": "^1.0.0"
diff --git a/package.json b/package.json
index f8e997802..41e066b37 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
     "@types/mocha": "5.2.7",
     "@types/node": "8.10.54",
     "@types/source-map-support": "0.5.0",
-    "assert-rejects": "0.1.1",
+    "assert-rejects": "1.0.0",
     "jscpd": "0.6.25",
     "mocha": "5.2.0",
     "nyc": "11.9.0",