diff --git a/frontend/src/Settings/Indexers/Options/IndexerOptions.js b/frontend/src/Settings/Indexers/Options/IndexerOptions.js
index c4766cba7..6b093537b 100644
--- a/frontend/src/Settings/Indexers/Options/IndexerOptions.js
+++ b/frontend/src/Settings/Indexers/Options/IndexerOptions.js
@@ -97,7 +97,7 @@ function IndexerOptions(props) {
               <FormInputGroup
                 type={inputTypes.NUMBER}
                 name="availabilityDelay"
-                unit="Days"
+                unit="days"
                 helpText={translate('AvailabilityDelayHelpText')}
                 onChange={onInputChange}
                 {...settings.availabilityDelay}