diff --git a/pkgs/typed-racket-pkgs/typed-racket-test/tests/typed-racket/unit-tests/typecheck-tests.rkt b/pkgs/typed-racket-pkgs/typed-racket-test/tests/typed-racket/unit-tests/typecheck-tests.rkt
index 6a4321f0..22ae0a4c 100644
--- a/pkgs/typed-racket-pkgs/typed-racket-test/tests/typed-racket/unit-tests/typecheck-tests.rkt
+++ b/pkgs/typed-racket-pkgs/typed-racket-test/tests/typed-racket/unit-tests/typecheck-tests.rkt
@@ -414,7 +414,7 @@
         (tc-e (expt
                (tan (real->double-flonum 6))
                (lcm (*) (exact-round -1.7976931348623153e+308) 6))
-              -NonNegReal)
+              (t:Un (-val 1) -Flonum))
         (tc-e (flexpt 0.5 0.3) -NonNegFlonum)
         (tc-e (flexpt 0.00000000001 100000000000.0) -NonNegFlonum)
         (tc-e (flexpt -2.0 -0.5) -Flonum) ; NaN