diff --git a/package.json b/package.json
index 107b82f4..a0e4b88a 100644
--- a/package.json
+++ b/package.json
@@ -31,8 +31,8 @@
     "cypress:run": "cypress run",
     "open-report": "open http://localhost:8000/coverage/",
     "start-open-report": "run-p start open-report",
-    "instrument:replace-html": "FRS-replace \"../svgedit-config-es.js\" \"svgedit-config-es.js\" -i instrumented/svg-editor-es.html -o instrumented/svg-editor-es.html",
-    "instrument:replace-js": "FRS-replace \"editor/svg-editor.js\" \"svg-editor.js\" -i svgedit-config-es.js -o instrumented/svgedit-config-es.js",
+    "instrument:replace-html": "frs-replace \"../svgedit-config-es.js\" \"svgedit-config-es.js\" -i instrumented/svg-editor-es.html -o instrumented/svg-editor-es.html",
+    "instrument:replace-js": "frs-replace \"editor/svg-editor.js\" \"svg-editor.js\" -i svgedit-config-es.js -o instrumented/svgedit-config-es.js",
     "instrument:copy-excluded": "node cypress/support/copy.js",
     "copy-instrumented": "copyfiles -e \"**/*.js\" -u 1 \"editor/**/*\" instrumented && npm run instrument:replace-html && npm run instrument:replace-js && npm run instrument:copy-excluded",
     "instrument": "rm -Rf instrumented && npx nyc instrument editor instrumented && npm run copy-instrumented",