diff --git a/extensions/src/legacy-comment-manager/package.json b/extensions/src/legacy-comment-manager/package.json
index 2f22ad4c93..26055ed94f 100644
--- a/extensions/src/legacy-comment-manager/package.json
+++ b/extensions/src/legacy-comment-manager/package.json
@@ -25,7 +25,8 @@
     "lint:scripts": "eslint --ext .cjs,.js,.jsx,.ts,.tsx --cache .",
     "lint:styles": "stylelint **/*.{css,scss}",
     "lint-fix": "npm run lint-fix:scripts && npm run lint:styles -- --fix",
-    "lint-fix:scripts": "npm run format && npm run lint:scripts"
+    "lint-fix:scripts": "npm run format && npm run lint:scripts",
+    "typecheck": "tsc -p ./tsconfig.json"
   },
   "browserslist": [],
   "peerDependencies": {
diff --git a/extensions/src/paratext-registration/package.json b/extensions/src/paratext-registration/package.json
index 181f02f48c..bdb403772a 100644
--- a/extensions/src/paratext-registration/package.json
+++ b/extensions/src/paratext-registration/package.json
@@ -25,7 +25,8 @@
     "lint:scripts": "eslint --ext .cjs,.js,.jsx,.ts,.tsx --cache .",
     "lint:styles": "stylelint **/*.{css,scss}",
     "lint-fix": "npm run lint-fix:scripts && npm run lint:styles -- --fix",
-    "lint-fix:scripts": "npm run format && npm run lint:scripts"
+    "lint-fix:scripts": "npm run format && npm run lint:scripts",
+    "typecheck": "tsc -p ./tsconfig.json"
   },
   "browserslist": [],
   "peerDependencies": {