diff --git a/package-lock.json b/package-lock.json
index e0346c8..c81fe86 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -16,7 +16,7 @@
         "html-validator": "index.js"
       },
       "devDependencies": {
-        "coveralls": "3.1.0",
+        "coveralls": "3.1.1",
         "standard": "16.0.4",
         "tap": "15.1.6"
       },
@@ -1016,9 +1016,9 @@
       "integrity": "sha1-tf1UIgqivFq1eqtxQMlAdUUDwac="
     },
     "node_modules/coveralls": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/coveralls/-/coveralls-3.1.0.tgz",
-      "integrity": "sha512-sHxOu2ELzW8/NC1UP5XVLbZDzO4S3VxfFye3XYCznopHy02YjNkHcj5bKaVw2O7hVaBdBjEdQGpie4II1mWhuQ==",
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/coveralls/-/coveralls-3.1.1.tgz",
+      "integrity": "sha512-+dxnG2NHncSD1NrqbSM3dn/lE57O6Qf/koe9+I7c+wzkqRmEvcp0kgJdxKInzYzkICKkFMZsX3Vct3++tsF9ww==",
       "dev": true,
       "dependencies": {
         "js-yaml": "^3.13.1",
@@ -7880,9 +7880,9 @@
       "integrity": "sha1-tf1UIgqivFq1eqtxQMlAdUUDwac="
     },
     "coveralls": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/coveralls/-/coveralls-3.1.0.tgz",
-      "integrity": "sha512-sHxOu2ELzW8/NC1UP5XVLbZDzO4S3VxfFye3XYCznopHy02YjNkHcj5bKaVw2O7hVaBdBjEdQGpie4II1mWhuQ==",
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/coveralls/-/coveralls-3.1.1.tgz",
+      "integrity": "sha512-+dxnG2NHncSD1NrqbSM3dn/lE57O6Qf/koe9+I7c+wzkqRmEvcp0kgJdxKInzYzkICKkFMZsX3Vct3++tsF9ww==",
       "dev": true,
       "requires": {
         "js-yaml": "^3.13.1",
diff --git a/package.json b/package.json
index 8ee5f73..9f607f7 100644
--- a/package.json
+++ b/package.json
@@ -40,7 +40,7 @@
     "minimist": "1.2.5"
   },
   "devDependencies": {
-    "coveralls": "3.1.0",
+    "coveralls": "3.1.1",
     "standard": "16.0.4",
     "tap": "15.1.6"
   },