diff --git a/support/testing/tests/package/test_python_s3transfer.py b/support/testing/tests/package/test_python_s3transfer.py
index d81560aeb1..1578f3aa74 100644
--- a/support/testing/tests/package/test_python_s3transfer.py
+++ b/support/testing/tests/package/test_python_s3transfer.py
@@ -9,7 +9,7 @@ class TestPythonPy3S3transfer(TestPythonPackageBase):
         BR2_PACKAGE_PYTHON3=y
         BR2_PACKAGE_PYTHON_S3TRANSFER=y
         BR2_TARGET_ROOTFS_EXT2=y
-        BR2_TARGET_ROOTFS_EXT2_SIZE="120M"
+        BR2_TARGET_ROOTFS_EXT2_SIZE="250M"
         """
     sample_scripts = ["tests/package/sample_python_s3transfer.py"]
     timeout = 10