diff --git a/package.json b/package.json
index 1ed36cb4..edc3a5a5 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
     "lint": "markdownlint README.md && standard && tsc",
     "docs": "rm -rf docs; jsdoc --configure ./.jsdoc.json --verbose --readme ./README.md --package ./package.json || true",
     "serve-docs": "npm run docs && 0serve ./docs/",
-    "preversion": "npm run lint && PRODUCTION=1 npm run dist && npm run docs && node ./tests/index.js --repetition-time 1000 && test -e dist/src/index.d.ts && test -e dist/yjs.cjs && test -e dist/yjs.cjs",
+    "preversion": "npm run lint && PRODUCTION=1 npm run dist && npm run docs && test -e dist/src/index.d.ts && test -e dist/yjs.cjs && test -e dist/yjs.cjs",
     "debug": "npm run gentesthtml && 0serve -o test.html",
     "trace-deopt": "clear && node --trace-deopt ./tests/index.js",
     "trace-opt": "clear && node --trace-opt ./tests/index.js",