diff --git a/addons/mrp/report/mrp_report_bom_structure.py b/addons/mrp/report/mrp_report_bom_structure.py
index cb6f598fef9..e3dd273c76d 100644
--- a/addons/mrp/report/mrp_report_bom_structure.py
+++ b/addons/mrp/report/mrp_report_bom_structure.py
@@ -67,7 +67,7 @@ class ReportBomStructure(models.AbstractModel):
     def _get_report_data(self, bom_id, searchQty=0, searchVariant=False):
         lines = {}
         bom = self.env['mrp.bom'].browse(bom_id)
-        bom_quantity = searchQty or bom.product_qty
+        bom_quantity = searchQty or bom.product_qty or 1
         bom_product_variants = {}
         bom_uom_name = ''
 
diff --git a/addons/mrp/static/src/js/mrp_bom_report.js b/addons/mrp/static/src/js/mrp_bom_report.js
index 64f1621bc79..8db0d34221f 100644
--- a/addons/mrp/static/src/js/mrp_bom_report.js
+++ b/addons/mrp/static/src/js/mrp_bom_report.js
@@ -19,7 +19,7 @@ var MrpBomReport = stock_report_generic.extend({
         var self = this;
         var args = [
             this.given_context.active_id,
-            this.given_context.searchQty || 1,
+            this.given_context.searchQty || false,
             this.given_context.searchVariant,
         ];
         return this._rpc({