diff --git a/ts/00_commitinfo_data.ts b/ts/00_commitinfo_data.ts
index f9ba580..2285489 100644
--- a/ts/00_commitinfo_data.ts
+++ b/ts/00_commitinfo_data.ts
@@ -3,6 +3,6 @@
  */
 export const commitinfo = {
   name: '@fin.cx/portablefinance',
-  version: '1.0.19',
+  version: '1.0.20',
   description: 'an interface package for the financeplus organization'
 }
diff --git a/ts/abstractclasses/csvparser.ts b/ts/abstractclasses/csvparser.ts
index 11863b5..3f9d912 100644
--- a/ts/abstractclasses/csvparser.ts
+++ b/ts/abstractclasses/csvparser.ts
@@ -1,4 +1,6 @@
-export abstract class AcCsvParser<T> {
+import { type IMonetaryTransaction } from '../interfaces/transaction.js';
+
+export abstract class AcCsvParser<TOriginalTrnasction> {
   public abstract paymentProviderName: string;
-  public abstract getTransactions(): Promise<T[]>;
+  public abstract getTransactions(): Promise<IMonetaryTransaction[]>;
 }