1 files changed, 1 insertions, 1 deletions
diff --git a/exceptions.c b/exceptions.c
index ddfd6cc8e..5c94798cb 100644
--- a/exceptions.c
+++ b/exceptions.c
@@ -193,7 +193,7 @@ mpfr_set_underflow (mpfr_ptr x, mp_rnd_t rnd_mode, int sign)
       MPFR_EXP(x) = __mpfr_emin;
       xn = (MPFR_PREC(x) - 1) / BITS_PER_MP_LIMB;
       xp = MPFR_MANT(x);
-      xp[xn] = MP_LIMB_T_HIGHBIT;
+      xp[xn] = MPFR_LIMB_HIGHBIT;
       MPN_ZERO(xp, xn);
       inex = 1;
     }