diff --git a/languages/typescript/run.sh b/languages/typescript/run.sh
index 29bcd0e..12098b5 100644
--- a/languages/typescript/run.sh
+++ b/languages/typescript/run.sh
@@ -1,2 +1,2 @@
 cat > program.ts
-tsc --lib ESNext --target ES2019 --strict --skipLibCheck program.ts && cat program.js | node -p 
+tsc --lib DOM,ESNext --target ES2019 --strict --skipLibCheck program.ts && cat program.js | node -p