diff --git a/sdks/python/apache_beam/io/gcp/gcsio.py b/sdks/python/apache_beam/io/gcp/gcsio.py
index 30092a5c6160..838c956b6cf6 100644
--- a/sdks/python/apache_beam/io/gcp/gcsio.py
+++ b/sdks/python/apache_beam/io/gcp/gcsio.py
@@ -54,7 +54,7 @@
 
 # Maximum number of operations permitted in GcsIO.copy_batch() and
 # GcsIO.delete_batch().
-MAX_BATCH_OPERATION_SIZE = 1000
+MAX_BATCH_OPERATION_SIZE = 100
 
 
 def parse_gcs_path(gcs_path, object_optional=False):