diff --git a/.arclint b/.arclint
--- a/.arclint
+++ b/.arclint
@@ -311,7 +311,7 @@
                 "(apps/token-server/.*\\.ts$)",
                 "(apps/alias-server/.*\\.js$)",
                 "(modules/ecashaddrjs/.*\\.js$)",
-                "(apps/ecash-herald/.*\\.js$)",
+                "(apps/ecash-herald/.*\\.ts$)",
                 "(modules/chronik-client/.*\\.(js|jsx|ts|tsx)$)",
                 "(^web/e.cash/.*\\.js$)"
             ]