diff --git a/src/ikarus.boot b/src/ikarus.boot
index 3459c57..b541c63 100644
Binary files a/src/ikarus.boot and b/src/ikarus.boot differ
diff --git a/src/ikarus.numerics.ss b/src/ikarus.numerics.ss
index 5f4cd76..5ee3b1e 100644
--- a/src/ikarus.numerics.ss
+++ b/src/ikarus.numerics.ss
@@ -29,7 +29,8 @@
 (library (ikarus generic-arithmetic)
   (export + - * / zero? = < <= > >= add1 sub1 quotient remainder
           positive? expt gcd lcm numerator denominator exact-integer-sqrt
-          quotient+remainder number->string string->number max)
+          quotient+remainder number->string string->number max
+          exact->inexact)
   (import 
     (ikarus system $fx)
     (ikarus system $ratnums)
@@ -39,6 +40,7 @@
     (except (ikarus) + - * / zero? = < <= > >= add1 sub1 quotient
             remainder quotient+remainder number->string positive?
             string->number expt gcd lcm numerator denominator
+            exact->inexact
             exact-integer-sqrt max))
 
   (define (fixnum->flonum x)
diff --git a/src/makefile.ss b/src/makefile.ss
index ac6fd2c..98ac35c 100755
--- a/src/makefile.ss
+++ b/src/makefile.ss
@@ -396,6 +396,7 @@
     [numerator               i r]
     [denominator             i r]
     [exact-integer-sqrt      i r]
+    [exact->inexact          i r]
     [symbol?                 i r symbols]
     [gensym?                 i symbols]
     [gensym                  i symbols]
@@ -560,7 +561,7 @@
     [$bytevector-u8-ref $bytes]
     [$bytevector-set!   $bytes]
 
-   ; [$flonum-u8-ref     $flonums]
+    [$flonum-u8-ref     $flonums]
 
     [$make-bignum       $bignums]
     [$bignum-positive?  $bignums]