diff --git a/mis_builder/report/mis_report_instance_qweb.xml b/mis_builder/report/mis_report_instance_qweb.xml
index 5bcd02d4..05385e10 100644
--- a/mis_builder/report/mis_report_instance_qweb.xml
+++ b/mis_builder/report/mis_report_instance_qweb.xml
@@ -12,9 +12,9 @@
     </record>
 
     <template id="assets_report" inherit_id="report.assets_common">
-	<xpath expr="." position="inside">
-	  <link href="/mis_builder/static/src/css/report.css" rel="stylesheet"/>
-	</xpath>
+        <xpath expr="." position="inside">
+          <link href="/mis_builder/static/src/css/report.css" rel="stylesheet"/>
+        </xpath>
     </template>
 
     <!--
@@ -26,50 +26,50 @@
     <template id="report_mis_report_instance">
       <t t-call="report.html_container">
         <t t-foreach="docs" t-as="o">
-	  <t t-call="report.internal_layout">
-	    <t t-set="matrix" t-value="o._compute_matrix()"/>
+          <t t-call="report.internal_layout">
+            <t t-set="matrix" t-value="o._compute_matrix()"/>
             <t t-set="style_obj" t-value="o.env['mis.report.style']"/>
             <div class="page">
               <h2><span t-field="o.name" /> - <span t-field="o.company_id.name" /></h2>
               <div class="mis_table">
                 <div class="mis_thead">
-		  <div class="mis_row">
-		    <div class="mis_cell mis_collabel"></div>
-		    <t t-foreach="matrix.iter_cols()" t-as="col">
+                  <div class="mis_row">
+                    <div class="mis_cell mis_collabel"></div>
+                    <t t-foreach="matrix.iter_cols()" t-as="col">
                       <div class="mis_cell mis_collabel">
-			<t t-esc="col.description"/>
-			<t t-if="col.comment">
-			  <br/>
-			  <t t-esc="col.comment"/>
-			</t>
+                        <t t-esc="col.description"/>
+                        <t t-if="col.comment">
+                          <br/>
+                          <t t-esc="col.comment"/>
+                        </t>
                       </div>
-		      <!-- add empty cells because we have no colspan with css tables -->
-		      <t t-foreach="list(col.iter_subcols())[1:]" t-as="subcol">
-			<div class="mis_cell mis_collabel"></div>
-		      </t>
-		    </t>
-		  </div>
-		  <div class="mis_row">
-		    <div class="mis_cell mis_collabel"></div>
-		    <t t-foreach="matrix.iter_subcols()" t-as="subcol">
-		      <div class="mis_cell mis_collabel">
-			<t t-esc="subcol.description"/>
-			<t t-if="subcol.comment">
-			  <br/>
-			  <t t-esc="subcol.comment"/>
-			</t>
-		      </div>
-		    </t>
-		  </div>
+                      <!-- add empty cells because we have no colspan with css tables -->
+                      <t t-foreach="list(col.iter_subcols())[1:]" t-as="subcol">
+                        <div class="mis_cell mis_collabel"></div>
+                      </t>
+                    </t>
+                  </div>
+                  <div class="mis_row">
+                    <div class="mis_cell mis_collabel"></div>
+                    <t t-foreach="matrix.iter_subcols()" t-as="subcol">
+                      <div class="mis_cell mis_collabel">
+                        <t t-esc="subcol.description"/>
+                        <t t-if="subcol.comment">
+                          <br/>
+                          <t t-esc="subcol.comment"/>
+                        </t>
+                      </div>
+                    </t>
+                  </div>
                 </div>
                 <div class="mis_tbody">
                   <div t-foreach="matrix.iter_rows()" t-as="row" class="mis_row">
                     <div t-att-style="style_obj.to_css_style(row.style_props)" class="mis_cell mis_rowlabel">
-		      <t t-esc="row.description"/>
-		      <t t-if="row.comment">
-			<br/>
-			<t t-esc="row.comment"/>
-		      </t>
+                      <t t-esc="row.description"/>
+                      <t t-if="row.comment">
+                        <br/>
+                        <t t-esc="row.comment"/>
+                      </t>
                     </div>
                     <t t-foreach="row.iter_cells()" t-as="cell">
                       <div t-att-style="cell and style_obj.to_css_style(cell.style_props) or ''" class="mis_cell mis_amount">
@@ -81,7 +81,7 @@
               </div>
             </div>
           </t>
-	</t>
+        </t>
       </t>
     </template>
 
diff --git a/mis_builder/report/mis_report_instance_xlsx.py b/mis_builder/report/mis_report_instance_xlsx.py
index f1f8acc6..a9c15631 100644
--- a/mis_builder/report/mis_report_instance_xlsx.py
+++ b/mis_builder/report/mis_report_instance_xlsx.py
@@ -108,9 +108,9 @@ class MisBuilderXslx(ReportXlsx):
                     continue
                 cell_xlsx_style = style_obj.to_xlsx_style(cell.style_props)
                 cell_xlsx_style['align'] = 'right'
-                kpi_format = workbook.add_format(cell_xlsx_style)
+                cell_format = workbook.add_format(cell_xlsx_style)
                 val = cell.val / float(cell.style_props.get('divider', 1))
-                sheet.write(row_pos, col_pos, val, kpi_format)
+                sheet.write(row_pos, col_pos, val, cell_format)
                 col_width[col_pos] = max(col_width[col_pos],
                                          len(cell.val_rendered or ''))
             row_pos += 1