diff --git a/user-management/web/index.html b/user-management/web/index.html
index 155a157..5c8c982 100644
--- a/user-management/web/index.html
+++ b/user-management/web/index.html
@@ -923,11 +923,11 @@
                     <div class="grid grid-cols-2 gap-3">
                         <div>
                             <label class="block text-xs font-medium text-gray-600 mb-1">배정 일수</label>
-                            <input type="number" id="vbTotalDays" class="input-field w-full px-3 py-1.5 rounded-lg text-sm" value="0" step="0.5" min="0">
+                            <input type="number" id="vbTotalDays" class="input-field w-full px-3 py-1.5 rounded-lg text-sm" value="0" step="0.25" min="0">
                         </div>
                         <div>
                             <label class="block text-xs font-medium text-gray-600 mb-1">사용 일수</label>
-                            <input type="number" id="vbUsedDays" class="input-field w-full px-3 py-1.5 rounded-lg text-sm" value="0" step="0.5" min="0">
+                            <input type="number" id="vbUsedDays" class="input-field w-full px-3 py-1.5 rounded-lg text-sm" value="0" step="0.25" min="0">
                         </div>
                     </div>
                     <div>