diff --git a/simulator/src/main/resources/app.properties b/simulator/src/main/resources/app.properties
index 3463dfa91..03d1649bc 100644
--- a/simulator/src/main/resources/app.properties
+++ b/simulator/src/main/resources/app.properties
@@ -33,8 +33,8 @@ prometheus.endpointPortNumber=9998
 
 #blockStream.maxBlockItemsToStream=100_000_000
 #blockStream.streamingMode=MILLIS_PER_BLOCK
-blockStream.millisecondsPerBlock=500
-blockStream.blockItemsBatchSize=1_000
+#blockStream.millisecondsPerBlock=500
+#blockStream.blockItemsBatchSize=1_000
 #blockStream.delayBetweenBlockItems=3_000_000
 
 # ----------------------------------------------