diff --git a/xtask/src/license_headers_check.rs b/xtask/src/license_headers_check.rs
index 344ac24ae..f720937a8 100644
--- a/xtask/src/license_headers_check.rs
+++ b/xtask/src/license_headers_check.rs
@@ -194,6 +194,7 @@ lazy_static! {
     static ref LICENSE_LOCATION_FOR_FILE: Vec<(regex::Regex, LicenseLocation)> = [
         ("^helper_crates/const-field-offset/src/lib.rs$", LicenseLocation::NoLicense), // Upstream fork
         ("^helper_crates/const-field-offset/Cargo.toml$", LicenseLocation::NoLicense), // Upstream fork
+        ("^tools/online_editor/index.ts$", LicenseLocation::NoLicense),
         (".+webpack\\.config\\.js$", LicenseLocation::NoLicense),
         (".+\\.rs$", LicenseLocation::Tag(LicenseTagStyle::c_style_comment_style())),
         (".+\\.js$", LicenseLocation::Tag(LicenseTagStyle::c_style_comment_style())),