killbill-memoizeit

diff --git a/beatrix/src/test/java/com/ning/billing/beatrix/integration/TestIntegrationBase.java b/beatrix/src/test/java/com/ning/billing/beatrix/integration/TestIntegrationBase.java
index bbd2e47..fcf2968 100644
--- a/beatrix/src/test/java/com/ning/billing/beatrix/integration/TestIntegrationBase.java
+++ b/beatrix/src/test/java/com/ning/billing/beatrix/integration/TestIntegrationBase.java
@@ -222,6 +222,8 @@ public class TestIntegrationBase extends BeatrixTestSuiteWithEmbeddedDB implemen
         lifecycle.fireStartupSequencePriorEventRegistration();
         busService.getBus().register(busHandler);
         lifecycle.fireStartupSequencePostEventRegistration();
+
+        paymentPlugin.clear();
     }
 
     @AfterMethod(groups = "slow")