diff --git a/app/(app)/export/transactions/route.ts b/app/(app)/export/transactions/route.ts
index 4803a63..c1ae5f6 100644
--- a/app/(app)/export/transactions/route.ts
+++ b/app/(app)/export/transactions/route.ts
@@ -47,6 +47,7 @@ export async function GET(request: Request) {
           value = transaction[field.code as keyof typeof transaction] ?? ""
         }
 
+        // Check if the field has a special export rules
         const exportFieldSettings = EXPORT_AND_IMPORT_FIELD_MAP[field.code]
         if (exportFieldSettings && exportFieldSettings.export) {
           row[field.code] = await exportFieldSettings.export(user.id, value)
diff --git a/app/(app)/settings/actions.ts b/app/(app)/settings/actions.ts
index f5bd81d..8afa465 100644
--- a/app/(app)/settings/actions.ts
+++ b/app/(app)/settings/actions.ts
@@ -171,7 +171,7 @@ export async function editCategoryAction(userId: string, code: string, data: Pri
   return { success: true, category }
 }
 
-export async function deleteCategoryAction(code: string, userId: string) {
+export async function deleteCategoryAction(userId: string, code: string) {
   try {
     await deleteCategory(userId, code)
   } catch (error) {
diff --git a/models/categories.ts b/models/categories.ts
index ce24130..d04297b 100644
--- a/models/categories.ts
+++ b/models/categories.ts
@@ -18,7 +18,7 @@ export const getCategories = cache(async (userId: string) => {
 
 export const getCategoryByCode = cache(async (userId: string, code: string) => {
   return await prisma.category.findUnique({
-    where: { userId_code: { code, userId } },
+    where: { userId_code: { userId, code } },
   })
 })
 
@@ -40,13 +40,13 @@ export const createCategory = async (userId: string, category: CategoryData) =>
 
 export const updateCategory = async (userId: string, code: string, category: CategoryData) => {
   return await prisma.category.update({
-    where: { userId_code: { code, userId } },
+    where: { userId_code: { userId, code } },
     data: category,
   })
 }
 
 export const deleteCategory = async (userId: string, code: string) => {
   return await prisma.category.delete({
-    where: { userId_code: { code, userId } },
+    where: { userId_code: { userId, code } },
   })
 }