diff --git a/google/cloud/documentai_toolbox/constants.py b/google/cloud/documentai_toolbox/constants.py
index 5facde23..278d5446 100644
--- a/google/cloud/documentai_toolbox/constants.py
+++ b/google/cloud/documentai_toolbox/constants.py
@@ -21,8 +21,8 @@
 
 FILE_CHECK_REGEX = r"(.*[.].*$)"
 
-# https://cloud.google.com/document-ai/quotas
-BATCH_MAX_FILES = 50
+# https://cloud.google.com/document-ai/quotas#content_limits
+BATCH_MAX_FILES = 1000
 # 1GB in Bytes
 BATCH_MAX_FILE_SIZE = 1073741824
 BATCH_MAX_REQUESTS = 5
@@ -30,7 +30,8 @@
 # https://cloud.google.com/document-ai/docs/file-types
 VALID_MIME_TYPES = {
     "application/pdf",
-    "image/bmp" "image/gif",
+    "image/bmp",
+    "image/gif",
     "image/jpeg",
     "image/png",
     "image/tiff",
diff --git a/tests/unit/test_utilities.py b/tests/unit/test_utilities.py
index fefff366..fd9335d8 100644
--- a/tests/unit/test_utilities.py
+++ b/tests/unit/test_utilities.py
@@ -350,10 +350,10 @@ def test_create_batches_with_3_documents(mock_storage, capfd):
 def test_create_batches_with_invalid_batch_size():
     with pytest.raises(
         ValueError,
-        match="Batch size must be less than 50. You provided 51.",
+        match="Batch size must be less than 1000. You provided 1001.",
     ):
         utilities.create_batches(
-            gcs_bucket_name=test_bucket, gcs_prefix=test_prefix, batch_size=51
+            gcs_bucket_name=test_bucket, gcs_prefix=test_prefix, batch_size=1001
         )
 
 
@@ -373,7 +373,7 @@ def test_create_batches_with_large_folder(mock_storage, capfd):
     client.list_blobs.return_value = mock_blobs
 
     actual = utilities.create_batches(
-        gcs_bucket_name=test_bucket, gcs_prefix=test_prefix
+        gcs_bucket_name=test_bucket, gcs_prefix=test_prefix, batch_size=50
     )
 
     mock_storage.Client.assert_called_once()