diff --git a/addons/mrp/report/mrp_report_bom_structure.py b/addons/mrp/report/mrp_report_bom_structure.py
index b67583361ca..49fba3b59fc 100644
--- a/addons/mrp/report/mrp_report_bom_structure.py
+++ b/addons/mrp/report/mrp_report_bom_structure.py
@@ -20,7 +20,7 @@ class ReportBomStructure(models.AbstractModel):
                 if data and data.get('childs'):
                     doc = self._get_pdf_line(bom_id, product_id=product_variant_id, qty=float(data.get('quantity')), child_bom_ids=json.loads(data.get('childs')))
                 else:
-                    doc = self._get_pdf_line(bom_id, product_id=product_variant_id, unfolded=True)
+                    doc = self._get_pdf_line(bom_id, product_id=product_variant_id, qty=float(data.get('quantity')), unfolded=True)
                 doc['report_type'] = 'pdf'
                 doc['report_structure'] = data and data.get('report_type') or 'all'
                 docs.append(doc)
@@ -28,7 +28,7 @@ class ReportBomStructure(models.AbstractModel):
                 if data and data.get('childs'):
                     doc = self._get_pdf_line(bom_id, qty=float(data.get('quantity')), child_bom_ids=json.loads(data.get('childs')))
                 else:
-                    doc = self._get_pdf_line(bom_id, unfolded=True)
+                    doc = self._get_pdf_line(bom_id, qty=float(data.get('quantity')), unfolded=True)
                 doc['report_type'] = 'pdf'
                 doc['report_structure'] = data and data.get('report_type') or 'all'
                 docs.append(doc)
diff --git a/addons/mrp/static/src/js/mrp_bom_report.js b/addons/mrp/static/src/js/mrp_bom_report.js
index 9a359ea2b79..767622feb92 100644
--- a/addons/mrp/static/src/js/mrp_bom_report.js
+++ b/addons/mrp/static/src/js/mrp_bom_report.js
@@ -120,10 +120,11 @@ var MrpBomReport = stock_report_generic.extend({
             return $(el).data('id');
         });
         framework.blockUI();
-        var reportname = 'mrp.report_bom_structure?docids=' + this.given_context.active_id + '&report_type=' + this.given_context.report_type;
+        var reportname = 'mrp.report_bom_structure?docids=' + this.given_context.active_id +
+                         '&report_type=' + this.given_context.report_type +
+                         '&quantity=' + (this.given_context.searchQty || 1);
         if (! $(ev.currentTarget).hasClass('o_mrp_bom_print_unfolded')) {
-            reportname += '&quantity=' + (this.given_context.searchQty || 1) +
-                          '&childs=' + JSON.stringify(childBomIDs);
+            reportname += '&childs=' + JSON.stringify(childBomIDs);
         }
         if (this.given_context.searchVariant) {
             reportname += '&variant=' + this.given_context.searchVariant;