diff --git a/Budget/DataStoreProvider.swift b/Budget/DataStoreProvider.swift
index c098fbc..6642882 100644
--- a/Budget/DataStoreProvider.swift
+++ b/Budget/DataStoreProvider.swift
@@ -28,7 +28,7 @@ class DataStoreProvider {
     }
     
     func transactionDataStore(_ category: Category? = nil) -> TransactionDataStore {
-        return TransactionDataStore(transactionRepository)
+        return TransactionDataStore(transactionRepository, category: category)
     }
     
     func userDataStore() -> UserDataStore {
diff --git a/Budget/Transaction/TransactionDataStore.swift b/Budget/Transaction/TransactionDataStore.swift
index 068711f..a18e887 100644
--- a/Budget/Transaction/TransactionDataStore.swift
+++ b/Budget/Transaction/TransactionDataStore.swift
@@ -19,9 +19,9 @@ class TransactionDataStore: ObservableObject {
     func getTransactions(_ category: Category? = nil) {
         self.transactions = .failure(.loading)
         
-        var categoryIds: [Int]? = nil
+        var categoryIds: [Int] = []
         if category != nil {
-            categoryIds?.append(category!.id!)
+            categoryIds.append(category!.id!)
         }
         _ = self.transactionRepository.getTransactions(categoryIds: categoryIds, from: Date(timeIntervalSince1970: 0))
             .receive(on: DispatchQueue.main)