diff --git a/common/src/main/kotlin/tech/figure/aggregate/common/Config.kt b/common/src/main/kotlin/tech/figure/aggregate/common/Config.kt
index d63a9c59..920ca65b 100644
--- a/common/src/main/kotlin/tech/figure/aggregate/common/Config.kt
+++ b/common/src/main/kotlin/tech/figure/aggregate/common/Config.kt
@@ -14,6 +14,7 @@ data class Config (
     val upload: UploadConfig = UploadConfig.empty(),
     val apiPort: Int,
     val streamPort: Int,
+    val batchSize: Int,
     val blockApi: BlockApiConfig,
     val dbConfig: DBConfig,
     val badBlockRange: List<Long>,
diff --git a/src/main/kotlin/tech/figure/aggregate/service/Main.kt b/src/main/kotlin/tech/figure/aggregate/service/Main.kt
index a2992eb4..ff27ef8a 100644
--- a/src/main/kotlin/tech/figure/aggregate/service/Main.kt
+++ b/src/main/kotlin/tech/figure/aggregate/service/Main.kt
@@ -249,6 +249,7 @@ fun main(args: Array<String>) {
             dbClient,
             channel,
             config.hrp,
+            config.batchSize,
             Pair(config.badBlockRange[0], config.badBlockRange[1]),
             config.msgFeeHeight
         )
diff --git a/src/main/kotlin/tech/figure/aggregate/service/stream/consumers/EventStreamUploader.kt b/src/main/kotlin/tech/figure/aggregate/service/stream/consumers/EventStreamUploader.kt
index 8bcd2df4..faf731e0 100644
--- a/src/main/kotlin/tech/figure/aggregate/service/stream/consumers/EventStreamUploader.kt
+++ b/src/main/kotlin/tech/figure/aggregate/service/stream/consumers/EventStreamUploader.kt
@@ -42,6 +42,7 @@ class EventStreamUploader(
     private val dbClient: DBClient = DBClient(),
     private val channel: ChannelImpl<StreamTypeImpl>,
     private val hrp: String,
+    private val batchSize: Int,
     private val badBlockRange: Pair<Long, Long>,
     private val msgFeeHeight: Long,
     private val dispatchers: DispatcherProvider = DefaultDispatcherProvider(),
@@ -158,7 +159,7 @@ class EventStreamUploader(
             }
             .buffer(STREAM_BUFFER_CAPACITY, onBufferOverflow = SUSPEND)
             .flowOn(dispatchers.io())
-            .chunked(size = 100, timeout = 10.seconds)
+            .chunked(size = batchSize, timeout = 10.seconds)
             .transform { streamBlocks: List<StreamBlock>  ->
                 log.info("collected block chunk size=${streamBlocks.size} and preparing for upload")
                 val batch: Batch = batchBlueprint.build()
diff --git a/src/main/resources/application.yml b/src/main/resources/application.yml
index 63c62db0..3dcb619b 100644
--- a/src/main/resources/application.yml
+++ b/src/main/resources/application.yml
@@ -4,6 +4,7 @@ api_port: ${API_PORT}
 bad_block_range: ${ONE_DOT_ELEVEN_BAD_BLOCK_RANGE}
 msg_fee_height: ${MSG_FEE_HEIGHT}
 stream_port: ${STREAM_PORT:-7777}
+batch_size: ${BATCH_SIZE}
 
 dbConfig:
   dbHost: ${DB_HOST}
@@ -29,9 +30,6 @@ event-stream:
   # Configuration of the Tendermint API:
   websocket:
     throttle-duration-ms: 0
-  batch:
-    # Controls the maximum number of blocks that will be bundled into a batch for processing.
-    size: ${BATCH_SIZE}
     # Controls the timeout for a batch. If a batch is incomplete and a new block has not been received within
     # `timeout` milliseconds, the batch will be emitted, despite the fact it has less the `size` blocks.
     # timeout-ms: 10000
diff --git a/src/test/kotlin/tech/figure/aggregate/service/EventStreamUploaderTests.kt b/src/test/kotlin/tech/figure/aggregate/service/EventStreamUploaderTests.kt
index 149eb112..35f6e776 100644
--- a/src/test/kotlin/tech/figure/aggregate/service/EventStreamUploaderTests.kt
+++ b/src/test/kotlin/tech/figure/aggregate/service/EventStreamUploaderTests.kt
@@ -84,6 +84,7 @@ class EventStreamUploaderTests {
                         dbClient,
                         channel,
                         "tp",
+                        100,
                         Pair(config.badBlockRange[0], config.badBlockRange[1]),
                         config.msgFeeHeight
                     )