diff --git a/script/test/TestStreamNotFixed.py b/script/test/TestStreamNotFixed.py
index a82d664..a6d4582 100644
--- a/script/test/TestStreamNotFixed.py
+++ b/script/test/TestStreamNotFixed.py
@@ -5,14 +5,14 @@ url= "tcp://SIN-CVME-DBPM0421:9000"
 p=Provider("provider", url, True)
 p.config.keepListeningOnStop = True
 p.config.parallelHandlerProcessing = False
-p.config.byteBufferAllocator = True
+p.config.byteBufferAllocator = False
 st1 = Stream("st1", p)
 st1.initialize()
 st1.start()
 st1.waitCacheChange(10000)
 
 try: 
-    bscan (st1, 10, 10, save=False)   
+    bscan (st1, 5, 5, save=False)   
 finally:
     st1.close()    
     
\ No newline at end of file