diff --git a/icu4c/source/test/intltest/regcoll.cpp b/icu4c/source/test/intltest/regcoll.cpp
index 3ce1818f451..f9c0ef1489c 100644
--- a/icu4c/source/test/intltest/regcoll.cpp
+++ b/icu4c/source/test/intltest/regcoll.cpp
@@ -1166,6 +1166,7 @@ void CollationRegressionTest::Test4179216() {
                 ", but setOffset() yielded " + setOffsetElements[i]);
         }
     }
+    delete iter;
 }
 
 // Ticket 7189