diff --git a/.gitignore b/.gitignore
index 90ce6e054..0cbd366d8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,6 +2,7 @@ build/
 node_modules/
 out/
 static/
+coverage/
 TODO.txt
 resources/images/.DS_Store
 resources/.DS_Store
diff --git a/jest.config.ts b/jest.config.ts
index 02f05ddd8..bb15e1770 100644
--- a/jest.config.ts
+++ b/jest.config.ts
@@ -17,4 +17,14 @@ export default {
   },
   transformIgnorePatterns: ["node_modules/(?!(node:)/)"],
   preset: "ts-jest/presets/default-esm",
+  collectCoverageFrom: ["src/**/*.ts", "!src/**/*.d.ts"],
+  coverageThreshold: {
+    global: {
+      branches: 0,
+      functions: 0,
+      lines: 0,
+      statements: 0,
+    },
+  },
+  coverageReporters: ["text", "lcov", "html"],
 };
diff --git a/package.json b/package.json
index 2e2d02381..eedac982d 100644
--- a/package.json
+++ b/package.json
@@ -10,6 +10,7 @@
     "dev": "cross-env GAME_ENV=dev concurrently \"npm run start:client\" \"npm run start:server-dev\"",
     "tunnel": "npm run build-prod && npm run start:server",
     "test": "jest",
+    "test:coverage": "jest --coverage",
     "format": "prettier --ignore-unknown --write .",
     "lint": "eslint",
     "lint:fix": "eslint --fix",