diff --git a/pkgs/racket-test/tests/racket/contract/unconstrained-domain.rkt b/pkgs/racket-test/tests/racket/contract/unconstrained-domain.rkt
index 6a3960412d..8e78418aa9 100644
--- a/pkgs/racket-test/tests/racket/contract/unconstrained-domain.rkt
+++ b/pkgs/racket-test/tests/racket/contract/unconstrained-domain.rkt
@@ -85,4 +85,17 @@
                                 'neg))
          #t)
    #t)
+
+  (test/spec-passed/result
+    'unconstrained/domain->/chaperone
+    '(chaperone-contract? (unconstrained-domain-> number?))
+    #t)
+
+  (test/spec-passed/result
+    'unconstrained/domain->/impersonator
+    '(let ((ctc (unconstrained-domain->
+                  (recursive-contract number? #:impersonator))))
+       (and (impersonator-contract? ctc)
+            (not (chaperone-contract? ctc))))
+    #t)
   )
diff --git a/racket/collects/racket/contract/private/unconstrained-domain-arrow.rkt b/racket/collects/racket/contract/private/unconstrained-domain-arrow.rkt
index a44d096803..56878fafa2 100644
--- a/racket/collects/racket/contract/private/unconstrained-domain-arrow.rkt
+++ b/racket/collects/racket/contract/private/unconstrained-domain-arrow.rkt
@@ -120,8 +120,8 @@
 
 (define-struct (impersonator-unconstrained-domain-> unconstrained-domain->) ()
   #:property
-  prop:chaperone-contract
-  (build-chaperone-contract-property
+  prop:contract
+  (build-contract-property
    #:trusted trust-me
    #:name unconstrained-domain->-name
    #:first-order unconstrained-domain->-first-order