diff --git a/subscription/src/main/java/org/killbill/billing/subscription/api/user/DefaultSubscriptionBaseApiService.java b/subscription/src/main/java/org/killbill/billing/subscription/api/user/DefaultSubscriptionBaseApiService.java
index 392f96e..d874fec 100644
--- a/subscription/src/main/java/org/killbill/billing/subscription/api/user/DefaultSubscriptionBaseApiService.java
+++ b/subscription/src/main/java/org/killbill/billing/subscription/api/user/DefaultSubscriptionBaseApiService.java
@@ -408,7 +408,7 @@ public class DefaultSubscriptionBaseApiService implements SubscriptionBaseApiSer
final CallContext context) throws SubscriptionBaseApiException, CatalogApiException {
final InternalCallContext internalCallContext = createCallContextFromBundleId(subscription.getBundleId(), context);
final PlanPhasePriceOverridesWithCallContext overridesWithContext = new DefaultPlanPhasePriceOverridesWithCallContext(overrides, context);
- final Plan newPlan = catalogService.getFullCatalog(true, true, internalCallContext).createOrFindPlan(spec, overridesWithContext, effectiveDate, subscription.getStartDate());
+ final Plan newPlan = catalogService.getFullCatalog(true, true, internalCallContext).createOrFindPlan(spec, overridesWithContext, effectiveDate);
final PhaseType initialPhaseType;
if (overrides != null &&
