1 files changed, 1 insertions, 1 deletions
diff --git a/bignum.c b/bignum.c
index e6ecb3933b..2fd7624110 100644
--- a/bignum.c
+++ b/bignum.c
@@ -709,7 +709,7 @@ rb_big2str0(x, base, trim)
 	while (k--) {
 	    s[--j] = ruby_digitmap[num % base];
 	    num /= base;
-	    if (!trim && j < 1) break;
+	    if (!trim && j <= 1) break;
 	    if (trim && i == 0 && num == 0) break;
 	}
     }