1 files changed, 10 insertions, 5 deletions
diff --git a/ext/bigdecimal/bigdecimal.c b/ext/bigdecimal/bigdecimal.c
index 0abc00ab6..2f4b9ada3 100644
--- a/ext/bigdecimal/bigdecimal.c
+++ b/ext/bigdecimal/bigdecimal.c
@@ -675,11 +675,16 @@ BigDecimal_coerce(VALUE self, VALUE other)
     ENTER(2);
     VALUE obj;
     Real *b;
-    if(TYPE(other) == T_FLOAT) {
-       obj = rb_assoc_new(other, BigDecimal_to_f(self));
-    } else {
-       GUARD_OBJ(b,GetVpValue(other,1));
-       obj = rb_assoc_new(b->obj, self);
+    switch (TYPE(other)) {
+      case T_FLOAT:
+	obj = rb_assoc_new(other, BigDecimal_to_f(self));
+	break;
+      case T_RATIONAL:
+	obj = rb_assoc_new(other, BigDecimal_to_r(self));
+	break;
+      default:
+	GUARD_OBJ(b,GetVpValue(other,1));
+	obj = rb_assoc_new(b->obj, self);
     }
     return obj;
 }