diff --git a/plm-api/src/controllers/app/common/productgroup.controller.js b/plm-api/src/controllers/app/common/productgroup.controller.js
index 84e8cfd..f6c7746 100644
--- a/plm-api/src/controllers/app/common/productgroup.controller.js
+++ b/plm-api/src/controllers/app/common/productgroup.controller.js
@@ -64,7 +64,7 @@ router.put(
         productGroup.companyId !== req.user.companyId
       ) {
         return res.status(403).json({
-          message: "다른 회사의 고객사를 수정할 수 없습니다",
+          message: "다른 회사의 제품군을 수정할 수 없습니다",
         });
       }
 
@@ -78,7 +78,7 @@ router.put(
 
 // Delete productgroupUp
 router.delete(
-  "/productgroupUpDelete/:id",
+  "/productgroupDelete/:id",
   [
     param("id").isUUID().withMessage("유효한 ID가 필요합니다"),
     validate,
@@ -88,7 +88,7 @@ router.delete(
       const productGroup = await productService.findById(req.params.id);
 
       if (!productGroup) {
-        return res.status(404).json({ message: "고객사를 찾을 수 없습니다" });
+        return res.status(404).json({ message: "제품군을 찾을 수 없습니다" });
       }
 
       // company_admin은 자신의 회사 고객사만 삭제 가능
@@ -97,7 +97,7 @@ router.delete(
         productGroup.companyId !== req.user.companyId
       ) {
         return res.status(403).json({
-          message: "다른 회사의 고객사를 삭제할 수 없습니다",
+          message: "다른 회사의 제품군을 삭제할 수 없습니다",
         });
       }
 
diff --git a/plm-api/src/services/productgroup.service.js b/plm-api/src/services/productgroup.service.js
index 5d1345d..5dcf200 100644
--- a/plm-api/src/services/productgroup.service.js
+++ b/plm-api/src/services/productgroup.service.js
@@ -145,7 +145,7 @@ class productgroupService {
     const productgroup = await ProductGroup.findByPk(id);
     if (!productgroup) throw new Error("ProductGroup not found");
 
-    const productgroupName = productgroup.name;
+    const productgroupName = productgroup.product_group_name;
     const companyId = productgroup.companyId;
 
     await productgroup.destroy();
diff --git a/plm-app/src/app/(admin)/common/productgroup/page.tsx b/plm-app/src/app/(admin)/common/productgroup/page.tsx
index 70b6a53..85365ec 100644
--- a/plm-app/src/app/(admin)/common/productgroup/page.tsx
+++ b/plm-app/src/app/(admin)/common/productgroup/page.tsx
@@ -134,7 +134,7 @@ const ProductGroupPage = () => {
       await api.delete(`/api/v1/app/productgroup/productgroupDelete/${id}`);
     },
     onSuccess: () => {
-      queryClient.invalidateQueries({ queryKey: ["productGroups"] });
+      queryClient.invalidateQueries({ queryKey: ["productgroups"] });
       toast({
         title: "제품군 삭제",
         description: "제품군이 삭제되었습니다.",