diff --git a/web/package.json b/web/package.json
index 6785dbb1883e..e31aec413822 100644
--- a/web/package.json
+++ b/web/package.json
@@ -44,7 +44,7 @@
         "demo": "npm run preview --workspace ruffle-demo",
         "test": "npm test --workspaces --if-present",
         "docs": "npm run docs --workspaces --if-present",
-        "lint": "eslint . && stylelint **.css",
+        "lint": "npm run checkTypes --workspaces --if-present && eslint . && stylelint **.css",
         "format": "eslint . --fix && stylelint --fix **.css",
         "version-seal": "cross-env ENABLE_VERSION_SEAL=true node packages/core/tools/set_version.js"
     }
diff --git a/web/packages/core/package.json b/web/packages/core/package.json
index 12348a66c9ea..77942917d0e0 100644
--- a/web/packages/core/package.json
+++ b/web/packages/core/package.json
@@ -14,7 +14,8 @@
         "build": "tsc --build --force",
         "postbuild": "node tools/set_version.js && node tools/bundle_texts.js",
         "docs": "typedoc",
-        "test": "cross-env TS_NODE_COMPILER_OPTIONS={\\\"module\\\":\\\"commonjs\\\"} mocha"
+        "test": "cross-env TS_NODE_COMPILER_OPTIONS={\\\"module\\\":\\\"commonjs\\\"} mocha",
+        "checkTypes": "tsc --noemit"
     },
     "dependencies": {
         "jszip": "^3.10.1",
diff --git a/web/packages/demo/package.json b/web/packages/demo/package.json
index 7d886b58682d..175cb28c4493 100644
--- a/web/packages/demo/package.json
+++ b/web/packages/demo/package.json
@@ -9,7 +9,8 @@
         "dev": "vite",
         "build": "tsc && vite build",
         "lint": "eslint . --ext ts,tsx --report-unused-disable-directives --max-warnings 0",
-        "preview": "vite preview"
+        "preview": "vite preview",
+        "checkTypes": "tsc --noemit"
     },
     "dependencies": {
         "react": "^18.3.1",
diff --git a/web/packages/extension/package.json b/web/packages/extension/package.json
index 9f2ab7f5f971..3c1ba35edcd2 100644
--- a/web/packages/extension/package.json
+++ b/web/packages/extension/package.json
@@ -9,7 +9,8 @@
         "build": "tsc -p jsconfig.json && npm run build:generic && npm run build:firefox",
         "build:generic": "webpack --env generic && node tools/inject_plugin_polyfill.js && node tools/zip.js dist/ruffle_extension.zip",
         "build:firefox": "webpack --env firefox && node tools/inject_plugin_polyfill.js && node tools/zip.js dist/firefox_unsigned.xpi && npm run sign-firefox",
-        "sign-firefox": "node tools/submit_xpi.js dist/firefox_unsigned.xpi ../../../reproducible-source.zip"
+        "sign-firefox": "node tools/submit_xpi.js dist/firefox_unsigned.xpi ../../../reproducible-source.zip",
+        "checkTypes": "tsc --noemit"
     },
     "dependencies": {
         "ruffle-core": "^0.1.0"
diff --git a/web/packages/selfhosted/package.json b/web/packages/selfhosted/package.json
index b2c9b5aa7a5b..9c96667a4728 100644
--- a/web/packages/selfhosted/package.json
+++ b/web/packages/selfhosted/package.json
@@ -15,7 +15,8 @@
     "scripts": {
         "build": "webpack",
         "serve": "webpack-dev-server",
-        "test": "wdio run wdio.conf.ts"
+        "test": "wdio run wdio.conf.ts",
+        "checkTypes": "tsc --noemit"
     },
     "dependencies": {
         "ruffle-core": "^0.1.0"