1 files changed, 1 insertions, 1 deletions
diff --git a/toke.c b/toke.c
index 354b1d4f0e..df965a38f9 100644
--- a/toke.c
+++ b/toke.c
@@ -6619,7 +6619,7 @@ Perl_scan_num(pTHX_ char *start)
 		sv_setnv(sv, n);
 	    }
 	    else {
-#if UV_SIZEOF > 4
+#if UVSIZE > 4
 		dTHR;
 		if (ckWARN(WARN_PORTABLE) && u > 0xffffffff)
 		    Perl_warner(aTHX_ WARN_PORTABLE,