diff --git a/src/app/components/CostSection.jsx b/src/app/components/CostSection.jsx
index d0d172d6..5b1c78e0 100644
--- a/src/app/components/CostSection.jsx
+++ b/src/app/components/CostSection.jsx
@@ -304,8 +304,8 @@ export default class CostSection extends TranslatedComponent {
           <tr className='main'>
             <th colSpan='2' className='sortable le' onClick={this._sortCostBy.bind(this,'m')}>
               {translate('module')}
-              {shipDiscount && <u className='cap optional-hide' style={{ marginLeft: '0.5em' }}>{`[${translate('ship')} -${formats.pct(shipDiscount)}]`}</u>}
-              {moduleDiscount && <u className='cap optional-hide' style={{ marginLeft: '0.5em' }}>{`[${translate('modules')} -${formats.pct(moduleDiscount)}]`}</u>}
+              {shipDiscount ? <u className='cap optional-hide' style={{ marginLeft: '0.5em' }}>{`[${translate('ship')} -${formats.pct(shipDiscount)}]`}</u> : null}
+              {moduleDiscount ? <u className='cap optional-hide' style={{ marginLeft: '0.5em' }}>{`[${translate('modules')} -${formats.pct(moduleDiscount)}]`}</u> : null}
             </th>
             <th className='sortable le' onClick={this._sortCostBy.bind(this, 'cr')} >{translate('credits')}</th>
           </tr>
@@ -363,7 +363,7 @@ export default class CostSection extends TranslatedComponent {
               <th colSpan='2' className='sortable le' onClick={this._sortRetrofitBy.bind(this, 'buyName')}>{translate('buy')}</th>
               <th colSpan='2' className='sortable le' onClick={this._sortRetrofitBy.bind(this, 'cr')}>
                 {translate('net cost')}
-                {moduleDiscount < 1 && <u className='cap optional-hide' style={{ marginLeft: '0.5em' }}>{`[${translate('modules')} -${formats.pct(moduleDiscount)}]`}</u>}
+                {moduleDiscount ? <u className='cap optional-hide' style={{ marginLeft: '0.5em' }}>{`[${translate('modules')} -${formats.pct(moduleDiscount)}]`}</u> : null}
               </th>
             </tr>
           </thead>