diff --git a/scm-ui/ui-components/src/forms/Select.tsx b/scm-ui/ui-components/src/forms/Select.tsx
index bc216219c0..783a8d69cb 100644
--- a/scm-ui/ui-components/src/forms/Select.tsx
+++ b/scm-ui/ui-components/src/forms/Select.tsx
@@ -95,7 +95,7 @@ const InnerSelect: FC<FieldProps<BaseProps, HTMLSelectElement, string>> = ({
     if (!value && field.current?.value) {
       if (props.onChange) {
         if (isUsingRef<BaseProps, HTMLSelectElement, string>(props)) {
-          const event = new Event("change");
+          const event: Event = new CustomEvent("change", { bubbles: true, detail: { target: field } });
           field.current?.dispatchEvent(event);
         } else if (isLegacy(props)) {
           props.onChange(field.current?.value, name);
diff --git a/scm-ui/ui-webapp/src/repos/branches/components/BranchForm.tsx b/scm-ui/ui-webapp/src/repos/branches/components/BranchForm.tsx
index 59976867e7..c62a3e8985 100644
--- a/scm-ui/ui-webapp/src/repos/branches/components/BranchForm.tsx
+++ b/scm-ui/ui-webapp/src/repos/branches/components/BranchForm.tsx
@@ -28,7 +28,7 @@ type Props = {
   disabled?: boolean;
 };
 
-const autoFocus = (el) => el?.focus();
+const autoFocus = (el: HTMLSelectElement) => el?.focus();
 
 const BranchForm: FC<Props> = ({ submitForm, branches, disabled, transmittedName, loading }) => {
   const [t] = useTranslation("repos");