diff --git a/icu4c/source/i18n/remtrans.cpp b/icu4c/source/i18n/remtrans.cpp
index d6d5a4b08e2..eb163df528f 100644
--- a/icu4c/source/i18n/remtrans.cpp
+++ b/icu4c/source/i18n/remtrans.cpp
@@ -34,8 +34,9 @@ void RemoveTransliterator::registerIDs() {
 /**
  * Factory method
  */
-Transliterator* RemoveTransliterator::_create(const UnicodeString& ID,
+Transliterator* RemoveTransliterator::_create(const UnicodeString& /*ID*/,
                                               Token /*context*/) {
+    /* We don't need the ID or context. We just remove data */
     return new RemoveTransliterator();
 }