diff --git a/pkg/importer/data-processor.go b/pkg/importer/data-processor.go
index 4fdb03991b..328bbc39a2 100644
--- a/pkg/importer/data-processor.go
+++ b/pkg/importer/data-processor.go
@@ -368,7 +368,9 @@ func (dp *DataProcessor) calculateTargetSize() int64 {
 		klog.V(1).Infof("Request image size not empty.\n")
 		newImageSizeQuantity := resource.MustParse(dp.requestImageSize)
 		minQuantity := util.MinQuantity(targetQuantity, &newImageSizeQuantity)
-		targetQuantity = &minQuantity
+		if targetQuantity.Cmp(minQuantity) == -1 {
+			targetQuantity = &minQuantity
+		}
 	}
 	klog.V(1).Infof("Target size %s.\n", targetQuantity.String())
 	targetSize := targetQuantity.Value()