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-rw-r--r--ext/bigdecimal/bigdecimal.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/ext/bigdecimal/bigdecimal.c b/ext/bigdecimal/bigdecimal.c
index 8f41c725f8..623bd11cee 100644
--- a/ext/bigdecimal/bigdecimal.c
+++ b/ext/bigdecimal/bigdecimal.c
@@ -1533,7 +1533,7 @@ BigDecimal_div2(VALUE self, VALUE b, VALUE n)
size_t mx = ix + VpBaseFig()*2;
size_t pl = VpSetPrecLimit(0);
- GUARD_OBJ(cv, VpCreateRbObject(mx, "0"));
+ GUARD_OBJ(cv, VpCreateRbObject(mx + VpBaseFig(), "0"));
GUARD_OBJ(av, GetVpValue(self, 1));
GUARD_OBJ(bv, GetVpValue(b, 1));
mx = av->Prec + bv->Prec + 2;