diff --git a/asterixdb/asterix-app/src/test/resources/cc-cloud-storage-gcs.conf b/asterixdb/asterix-app/src/test/resources/cc-cloud-storage-gcs.conf
index 3251439..9b6f547 100644
--- a/asterixdb/asterix-app/src/test/resources/cc-cloud-storage-gcs.conf
+++ b/asterixdb/asterix-app/src/test/resources/cc-cloud-storage-gcs.conf
@@ -73,4 +73,3 @@
 cloud.storage.cache.policy=selective
 cloud.max.write.requests.per.second=1000
 cloud.max.read.requests.per.second=5000
-cloud.write.buffer.size=5
diff --git a/asterixdb/asterix-cloud/src/main/java/org/apache/asterix/cloud/clients/google/gcs/GCSWriter.java b/asterixdb/asterix-cloud/src/main/java/org/apache/asterix/cloud/clients/google/gcs/GCSWriter.java
index a95a9d9..89d8fd5 100644
--- a/asterixdb/asterix-cloud/src/main/java/org/apache/asterix/cloud/clients/google/gcs/GCSWriter.java
+++ b/asterixdb/asterix-cloud/src/main/java/org/apache/asterix/cloud/clients/google/gcs/GCSWriter.java
@@ -66,8 +66,8 @@
         guardian.checkIsolatedWriteAccess(bucket, path);
         // The GCS library triggers a new upload when its internal buffer is full, not on each call to writer.write().
         // uploadsToBeTriggered estimates upload count, and we acquire matching tokens from the limiter.
-        int uploadsToBeTriggered =
-                (int) ((writtenBytes + page.remaining()) / writeBufferSize) - (int) (writtenBytes / writeBufferSize);
+        long uploadsToBeTriggered =
+                ((writtenBytes + page.remaining()) / writeBufferSize) - (writtenBytes / writeBufferSize);
         while (uploadsToBeTriggered-- > 0) {
             profiler.objectMultipartUpload();
         }