diff --git a/libcloudforensics/providers/gcp/internal/compute.py b/libcloudforensics/providers/gcp/internal/compute.py
index 0d9d889e..440d8160 100644
--- a/libcloudforensics/providers/gcp/internal/compute.py
+++ b/libcloudforensics/providers/gcp/internal/compute.py
@@ -2289,6 +2289,7 @@ def ExportImage(
     build_args = [
         '-source_image={0:s}'.format(self.name),
         '-destination_uri={0:s}'.format(full_path),
+        '-timeout=86400s',
         '-client_id=api',
     ]
     if image_format:
diff --git a/tests/providers/gcp/test_forensics.py b/tests/providers/gcp/test_forensics.py
index af4bf01e..f9116652 100644
--- a/tests/providers/gcp/test_forensics.py
+++ b/tests/providers/gcp/test_forensics.py
@@ -177,4 +177,3 @@ def testCopyDisksToGCS(self, mock_project: mock.MagicMock) -> None:
         gcs_output_folder=f'gs://{dest_bucket_name}/{"/path/to/directory/"}',
         image_format='qcow2',
         output_name=mock_disk_obj.name)
-  
\ No newline at end of file