diff --git a/superset-frontend/src/explore/components/AdhocFilterEditPopoverSimpleTabContent.jsx b/superset-frontend/src/explore/components/AdhocFilterEditPopoverSimpleTabContent.jsx
index a32faac5697..8d1ee4961ab 100644
--- a/superset-frontend/src/explore/components/AdhocFilterEditPopoverSimpleTabContent.jsx
+++ b/superset-frontend/src/explore/components/AdhocFilterEditPopoverSimpleTabContent.jsx
@@ -368,7 +368,7 @@ export default class AdhocFilterEditPopoverSimpleTabContent extends React.Compon
               onChange={this.onInputComparatorChange}
               value={comparator}
               className="form-control input-sm"
-              placeholder={t('Filter value')}
+              placeholder={t('Filter value (case sensitive)')}
               disabled={DISABLE_INPUT_OPERATORS.includes(operator)}
             />
           )}