diff --git a/iso20022-generator/generator-test/GeneratorTest.cs b/iso20022-generator/generator-test/GeneratorTest.cs
index 4ae3cea..21a5acc 100644
--- a/iso20022-generator/generator-test/GeneratorTest.cs
+++ b/iso20022-generator/generator-test/GeneratorTest.cs
@@ -15,7 +15,7 @@ public void InitGenerator()
             {
                 UniqueDocumentId = Guid.NewGuid().ToString().Substring(0, 34),  // Must be unique for the bank within 90 days
                 ContactDetailsName = "enio AG",
-                ContactDetailsOther = "3.0.2",
+                ContactDetailsOther = "3.0.3",
                 AutoCalculateControlSum = true
                 // SenderBic = "ZKBKCHZZ80A" //ZKB
             },
@@ -26,7 +26,7 @@ public void InitGenerator()
                     SenderBic = "CRESCHZZ80A", //CS
                 });
 
-            var p1 = generator.AddPaymentInfo(DateTime.Now.AddDays(10), "TRA", batchBookSpezified:true);
+            var p1 = generator.AddPaymentInfo(DateTime.Now.AddDays(10), "TRA", batchBookingSpezified:true);
 
             generator.AddTransaction(p1, new Receiver
             {
@@ -93,7 +93,7 @@ public void InitGenerator()
             {
                 UniqueDocumentId = Guid.NewGuid().ToString().Substring(0, 34),  // Must be unique for the bank within 90 days
                 ContactDetailsName = "enio AG",
-                ContactDetailsOther = "3.0.2",
+                ContactDetailsOther = "3.0.3",
                 AutoCalculateControlSum = true
                 // SenderBic = "ZKBKCHZZ80A" //ZKB
             },
@@ -132,7 +132,7 @@ public void InitGenerator()
                 {
                     UniqueDocumentId = Guid.NewGuid().ToString().Substring(0, 34),  // Must be unique for the bank within 90 days
                     ContactDetailsName = "enio AG",
-                    ContactDetailsOther = "3.0.2",
+                    ContactDetailsOther = "3.0.3",
                     AutoCalculateControlSum = true
                 },
                 new Sender()
diff --git a/iso20022-generator/iso20022-generator/README.md b/iso20022-generator/iso20022-generator/README.md
index 278fa03..8a20aaa 100644
--- a/iso20022-generator/iso20022-generator/README.md
+++ b/iso20022-generator/iso20022-generator/README.md
@@ -66,6 +66,9 @@ https://www.six-group.com/dam/download/banking-services/interbank-clearing/de/st
 | IBAN/QRR  | 3  |  TransactionIBANandQRR | |
 | IBAN/SCOR  | 3  |  TransactionIBANandSCOR | |
 
+# Version Information
+## 3.0.3 (2023-05-08)
+- added boolean value batchBookingSpezified to enable export of pmtInf.BtchBookg flag properly
 
 # Version Information
 ## 3.0.2 (2023-04-13)
diff --git a/iso20022-generator/iso20022-generator/entity/Initialization.cs b/iso20022-generator/iso20022-generator/entity/Initialization.cs
index 7a32fef..fabed9c 100644
--- a/iso20022-generator/iso20022-generator/entity/Initialization.cs
+++ b/iso20022-generator/iso20022-generator/entity/Initialization.cs
@@ -7,7 +7,7 @@ public class Initialization
         
         private decimal _controlSum;
         private string _contactDetailsName = "iso20022-Generator / enio AG";
-        private string _contactDetailsOther = "3.0.2";
+        private string _contactDetailsOther = "3.0.3";
 
         public decimal ControlSum
         {
diff --git a/iso20022-generator/iso20022-generator/iso20022-generator.csproj b/iso20022-generator/iso20022-generator/iso20022-generator.csproj
index 6b78025..aabcbc5 100644
--- a/iso20022-generator/iso20022-generator/iso20022-generator.csproj
+++ b/iso20022-generator/iso20022-generator/iso20022-generator.csproj
@@ -10,11 +10,11 @@
     <PackageLicenseUrl></PackageLicenseUrl>
     <PackageId>iso20022Generator</PackageId>
     <Product>iso20022Generator</Product>
-    <Version>3.0.2</Version>
+    <Version>3.0.3</Version>
     <Copyright>enio AG</Copyright>
     <Description>This generator library helps you building iso 20022 artifacts with the minimum amount of information you need to set up valid documents. Currently pain.001 files are only supported.</Description>
-    <AssemblyVersion>3.0.2.0</AssemblyVersion>
-    <FileVersion>3.0.2.0</FileVersion>
+    <AssemblyVersion>3.0.3.0</AssemblyVersion>
+    <FileVersion>3.0.3.0</FileVersion>
     <PackageLicenseFile>LICENSE.md</PackageLicenseFile>
 	  <PackageReadmeFile>README.md</PackageReadmeFile>
   </PropertyGroup>