diff --git a/src/STS/Properties/AssemblyInfo.cs b/src/STS/Properties/AssemblyInfo.cs
index 64fdfee8b329b858ed10e560d73aee95cea52913..03e02442a617eaf148fe92641c66c22e2a106b9a 100644
--- a/src/STS/Properties/AssemblyInfo.cs
+++ b/src/STS/Properties/AssemblyInfo.cs
@@ -9,8 +9,8 @@ using System.Reflection;
 [assembly: AssemblyDescription("STS is a part of the CoScInE group.")]
 [assembly: AssemblyCompany("IT Center, RWTH Aachen University")]
 [assembly: AssemblyProduct("STS")]
-[assembly: AssemblyVersion("1.8.1.0")]
-[assembly: AssemblyFileVersion("1.8.1.0")]
-[assembly: AssemblyInformationalVersion("1.8.1.0")]
+[assembly: AssemblyVersion("1.9.0.0")]
+[assembly: AssemblyFileVersion("1.9.0.0")]
+[assembly: AssemblyInformationalVersion("1.9.0.0")]
 [assembly: AssemblyCopyright("2020 IT Center, RWTH Aachen University")]