diff --git a/config/currency_iso.json b/config/currency_iso.json
index 0b0e9584ca..f5e238e8b4 100644
--- a/config/currency_iso.json
+++ b/config/currency_iso.json
@@ -2323,7 +2323,6 @@
     "iso_code": "USD",
     "name": "United States Dollar",
     "symbol": "$",
-    "disambiguate_symbol": "US$",
     "alternate_symbols": ["US$"],
     "subunit": "Cent",
     "subunit_to_unit": 100,