diff --git a/src/main/java/com/primefactorsolutions/views/RequestRegisterView.java b/src/main/java/com/primefactorsolutions/views/RequestRegisterView.java
index 1ff9172..ba57022 100644
--- a/src/main/java/com/primefactorsolutions/views/RequestRegisterView.java
+++ b/src/main/java/com/primefactorsolutions/views/RequestRegisterView.java
@@ -64,8 +64,14 @@ public class RequestRegisterView extends VerticalLayout {
         List<Employee> employees = employeeService.findAllEmployees();
         employeeComboBox.setItems(employees);
         employeeComboBox.setItemLabelGenerator(emp -> emp.getFirstName() + " " + emp.getLastName());
+        categoryComboBox.setEnabled(false);
         categoryComboBox.setItems(TimeOffRequestType.values());
         categoryComboBox.addValueChangeListener(event -> updateAvailableDays(event.getValue()));
+        employeeComboBox.addValueChangeListener(event -> {
+            if (event.getValue() != null) {
+                categoryComboBox.setEnabled(true);
+            }
+        });
         startDatePicker.addValueChangeListener(event -> updateDatePickerMinValues());
         endDatePicker.addValueChangeListener(event -> calculateDays());
         availableDaysField.setReadOnly(true);