diff --git a/src/main/resources/static/assets/js/project_budget_plan.js b/src/main/resources/static/assets/js/project_budget_plan.js
index 7462856..1475f67 100644
--- a/src/main/resources/static/assets/js/project_budget_plan.js
+++ b/src/main/resources/static/assets/js/project_budget_plan.js
@@ -440,7 +440,7 @@ function appendTrBudgetPlan() {
 function appendTrBudgetPlan2() {
     var template = '<tr style="display: inline-block;">\n' +
         '        <td style="display: block;"><input type="text" class="am-modal-prompt-input am-modal-prompt-input-budget-plan-detail input-changeable-month-budget-plan" readonly></td>\n' +
-        '        <td style="display: block;"><input type="text" maxlength="16" value="0.00" class="number am-modal-prompt-input am-modal-prompt-input-budget-plan-detail input-changeable-device-cost-budget-plan"></td>\n' +
+        '        <td style="display: block;"><input type="text" maxlength="16" value="0.00" class="number am-modal-prompt-input am-modal-prompt-input-budget-plan-detail input-changeable-device-cost-budget-plan" readonly></td>\n' +
        '        <td style="display: block;"><input type="text" maxlength="16" value="0.00" class="number am-modal-prompt-input am-modal-prompt-input-budget-plan-detail input-changeable-project-cost-budget-plan" readonly></td>\n' +
         '        <td style="display: block;"><input type="text" maxlength="16" value="0.00" class="number am-modal-prompt-input am-modal-prompt-input-budget-plan-detail input-changeable-service-cost-budget-plan" readonly></td>\n' +
         '        <td style="display: block;"><input type="text" maxlength="16" value="0.00" class="number am-modal-prompt-input am-modal-prompt-input-budget-plan-detail input-changeable-other-cost-budget-plan" readonly></td>\n' +