diff --git a/package.json b/package.json
index d23a06d76..eca4e7033 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
   "scripts": {
     "start": "cross-env LOCAL_SSCCE=true DIALECT=sqlite node setup/runner.js",
     "ts-prep": "del-cli ts-dist && tsc && node setup/ts-setup.js",
-    "ts": "npm run ts-prep && cross-env USE_TS=true npm start",
+    "ts": "npm run ts-prep && cross-env LOCAL_TS_RUN=true npm start",
     "do-replace": "node setup/lib-replacements.js --do",
     "undo-replace": "node setup/lib-replacements.js --undo",
     "ci": "node setup/runner.js",
diff --git a/setup/runner.js b/setup/runner.js
index 95ff9c60b..c1afc2797 100644
--- a/setup/runner.js
+++ b/setup/runner.js
@@ -4,7 +4,7 @@ require('./global-adjusts');
 
 const sequelizeVersion = require('./sequelize-version');
 
-const USE_TS = process.env.CI_COMBINATION === 'v6 with TS';
+const USE_TS = process.env.LOCAL_TS_RUN || process.env.CI_COMBINATION === 'v6 with TS';
 
 async function run() {
   let heading = `Running SSCCE for ${process.env.DIALECT.toUpperCase()} with Sequelize ${sequelizeVersion}`;