diff --git a/tsconfig.base.json b/tsconfig.base.json
index aa77531bafd9..d49cc82b3dc5 100644
--- a/tsconfig.base.json
+++ b/tsconfig.base.json
@@ -10,7 +10,6 @@
     "sourceMap": true,
     "declarationMap": true,
     "composite": true,
-    "allowImportingTsExtensions": true,
     "forceConsistentCasingInFileNames": true,
     "allowJs": true,
     "checkJs": true,