diff --git plugins/FeedsCommerceProductProcessor.inc plugins/FeedsCommerceProductProcessor.inc
index 04b65fb..8b22f12 100644
--- plugins/FeedsCommerceProductProcessor.inc
+++ plugins/FeedsCommerceProductProcessor.inc
@@ -33,6 +33,7 @@ class FeedsCommerceProductProcessor extends FeedsProcessor {
     $type = $this->config['product_type'];
     $product = commerce_product_new($type);
     $product->uid = $this->config['author'];
+    $product->log = 'Created by FeedsCommerceProductProcessor';
     return $product;
   }
 
@@ -42,6 +43,7 @@ class FeedsCommerceProductProcessor extends FeedsProcessor {
   protected function entityLoad(FeedsSource $source, $product_id) {
     if ($this->config['update_existing'] == FEEDS_UPDATE_EXISTING) {
       $product = commerce_product_load_by_sku($product_id);
+      $product->log = 'Updated by FeedsCommerceProductProcessor';
     }
     return $product;
   }