diff --git a/package.json b/package.json
index 8417c376..d3589514 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
     "@nju33/eslint-config": "0.0.26",
     "@nju33/prettier": "0.0.26",
     "@types/jest": "24.9.1",
-    "coveralls": "3.0.14",
+    "coveralls": "3.1.0",
     "eslint": "5.16.0",
     "gh-pages": "2.2.0",
     "jest": "24.9.0",
diff --git a/packages/react-dayo/package.json b/packages/react-dayo/package.json
index 05eba3cf..f70988b0 100644
--- a/packages/react-dayo/package.json
+++ b/packages/react-dayo/package.json
@@ -41,7 +41,7 @@
     "@types/react-dom": "16.9.6",
     "@types/react-test-renderer": "16.9.2",
     "@types/styled-components": "4.4.3",
-    "coveralls": "3.0.14",
+    "coveralls": "3.1.0",
     "jest": "24.9.0",
     "jest-dom": "3.5.0",
     "npm-run-all": "4.1.5",
diff --git a/yarn.lock b/yarn.lock
index 4df3903f..878d7cb5 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3593,10 +3593,10 @@ cosmiconfig@^5.1.0:
     js-yaml "^3.13.1"
     parse-json "^4.0.0"
 
-coveralls@3.0.14:
-  version "3.0.14"
-  resolved "https://registry.yarnpkg.com/coveralls/-/coveralls-3.0.14.tgz#a13c4729308e8bd1a284d7a3974eff72ce6e40c6"
-  integrity sha512-nEQqCHzxiFfu1dEHYxe7xrbF5vFmx122mTWIM+BkiAOmsWbSAcucNk8stELnNk2lS1biTUjFOCIf8v8ZN225IA==
+coveralls@3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/coveralls/-/coveralls-3.1.0.tgz#13c754d5e7a2dd8b44fe5269e21ca394fb4d615b"
+  integrity sha512-sHxOu2ELzW8/NC1UP5XVLbZDzO4S3VxfFye3XYCznopHy02YjNkHcj5bKaVw2O7hVaBdBjEdQGpie4II1mWhuQ==
   dependencies:
     js-yaml "^3.13.1"
     lcov-parse "^1.0.0"