diff --git a/typed-racket-test/info.rkt b/typed-racket-test/info.rkt
index c79bf15f..c9073e81 100644
--- a/typed-racket-test/info.rkt
+++ b/typed-racket-test/info.rkt
@@ -13,7 +13,7 @@
                "racket-index"
                "pconvert-lib"
                "compatibility-lib"
-               "unstable-flonum-lib"))
+               "math-lib"))
 (define build-deps '("scheme-lib"
                      "base"
                      "racket-benchmarks"
diff --git a/typed-racket-test/random-real.rkt b/typed-racket-test/random-real.rkt
index 0f002831..96559771 100644
--- a/typed-racket-test/random-real.rkt
+++ b/typed-racket-test/random-real.rkt
@@ -1,6 +1,6 @@
 #lang racket
 
-(require unstable/flonum)
+(require math/flonum)
 
 (provide random-exponential random-laplace
          random-flonum random-single-flonum