diff --git a/src/pages/Index/Regular/TestTube.vue b/src/pages/Index/Regular/TestTube.vue
index 0c74b70..74622ff 100644
--- a/src/pages/Index/Regular/TestTube.vue
+++ b/src/pages/Index/Regular/TestTube.vue
@@ -280,11 +280,12 @@ const handleActivateChange = async (index: number) => {
 }
 
 const updateTubeSettings = async (rackIdx: number, tubeIdx: number) => {
+  const rack = testTubeStore.tubeRacks[rackIdx]
   if (!consumablesStore.projectsAvailable.length) {
     eMessage.error('请先添加项目')
     return
   }
-  if (!selectedProjIds.value.length) {
+  if (!selectedProjIds.value.length && (!rack.tubeSettings[tubeIdx].projId || !rack.tubeSettings[tubeIdx].projId.length)) {
     eMessage.error('请选择项目')
     return
   }
@@ -292,7 +293,7 @@ const updateTubeSettings = async (rackIdx: number, tubeIdx: number) => {
     eMessage.error('请选择血液类型')
     return
   }
-  const rack = testTubeStore.tubeRacks[rackIdx]
+
   if (rack.state !== 'INACTIVE') {
     eMessage.error('试管架已激活，不能修改')
     return