killbill-uncached

diff --git a/invoice/src/main/java/com/ning/billing/invoice/generator/DefaultInvoiceGenerator.java b/invoice/src/main/java/com/ning/billing/invoice/generator/DefaultInvoiceGenerator.java
index 68c57f8..84dedc8 100644
--- a/invoice/src/main/java/com/ning/billing/invoice/generator/DefaultInvoiceGenerator.java
+++ b/invoice/src/main/java/com/ning/billing/invoice/generator/DefaultInvoiceGenerator.java
@@ -242,7 +242,7 @@ public class DefaultInvoiceGenerator implements InvoiceGenerator {
                // to catalog checks (the rate check is a lame check for versioned catalogs).
                Objects.firstNonNull(repairedInvoiceItem.getPlanName(), "").equals(Objects.firstNonNull(invoiceItem.getPlanName(), "")) &&
                Objects.firstNonNull(repairedInvoiceItem.getPhaseName(), "").equals(Objects.firstNonNull(invoiceItem.getPhaseName(), "")) &&
-               Objects.firstNonNull(repairedInvoiceItem.getRate(), "").equals(Objects.firstNonNull(invoiceItem.getRate(), ""));
+               Objects.firstNonNull(repairedInvoiceItem.getRate(), BigDecimal.ZERO).compareTo(Objects.firstNonNull(invoiceItem.getRate(), BigDecimal.ZERO)) == 0;
     }