diff --git a/DocumentService.API/DocumentService.API.csproj b/DocumentService.API/DocumentService.API.csproj
index b17b68b..1540120 100644
--- a/DocumentService.API/DocumentService.API.csproj
+++ b/DocumentService.API/DocumentService.API.csproj
@@ -9,10 +9,10 @@
     <Authors>Digital Data GmbH</Authors>
     <Company>Digital Data GmbH</Company>
     <Product>DocumentOperator.API</Product>
-    <Version>1.0.0</Version>
-    <FileVersion>1.0.0.0</FileVersion>
-    <AssemblyVersion>1.0.0.0</AssemblyVersion>
-    <InformationalVersion>1.0.0</InformationalVersion>
+    <Version>1.1.0</Version>
+    <FileVersion>1.1.0.0</FileVersion>
+    <AssemblyVersion>1.1.0.0</AssemblyVersion>
+    <InformationalVersion>1.1.0</InformationalVersion>
     <Copyright>Copyright © 2026 Digital Data GmbH. All rights reserved.</Copyright>
     <Description>PDF Document Operations REST API - Validation, Swiss QR Code extraction, attachments, merge, annotation, stamp operations powered by DevExpress Office File API</Description>
     <PackageTags>pdf document operator validation swiss-qr-code annotations stamp devexpress</PackageTags>