diff --git a/src/sp/transport/socket/sockfd_test.c b/src/sp/transport/socket/sockfd_test.c
index 4e0784fbf..01c9aa35d 100644
--- a/src/sp/transport/socket/sockfd_test.c
+++ b/src/sp/transport/socket/sockfd_test.c
@@ -184,6 +184,7 @@ test_sfd_large(void)
 
 	NUTS_CLOSE(s0);
 	NUTS_CLOSE(s1);
+	nng_msg_free(msg);
 	nng_free(buf, sz);
 }