diff --git a/pkgs/racket-test/tests/openssl/test-ephemeral.rkt b/pkgs/racket-test/tests/openssl/test-ephemeral.rkt
index 8e81f312c7..a4b25c63e4 100644
--- a/pkgs/racket-test/tests/openssl/test-ephemeral.rkt
+++ b/pkgs/racket-test/tests/openssl/test-ephemeral.rkt
@@ -52,7 +52,7 @@
 
   ;; Test ECDHE ciphers
   (test-ephemeral (lambda (server-ctx)
-                    (ssl-server-context-enable-ecdhe! server-ctx 'secp192k1))
+                    (ssl-server-context-enable-ecdhe! server-ctx 'secp521r1))
                   "ECDHE-RSA-AES128-SHA256")
 
   ;; Sanity check for DHE: connection fails when enable! not called
@@ -63,7 +63,10 @@
      (parameterize ((current-error-port (open-output-string)))
        (test-ephemeral void "AES+EDH"))))
 
-  ;; Sanity check for ECDHE: connection fails when enable! not called
+  ;; This used to be a sanity check for ECDHE, where the connection
+  ;; fails when `enable!` is not called. But calling `enable!` is
+  ;; apparently no longer necessary.
+  #;
   (check-exn
    #rx"connect failed"
    (lambda ()