diff --git a/readme.md b/readme.md
index 4cd7f35..f0dbcff 100644
--- a/readme.md
+++ b/readme.md
@@ -43,10 +43,11 @@ For usage see [example code](./src/SystemTests/Program.cs ), [official page](htt
 
 ## Changelog
 
+2.5.20 various refactoring, improvements  
 2.5.19 various refactoring, minor fixes and changes, unit tests  
 2.5.18 XApiClient as main api providing class  
 2.5.17 time arguments instead of long, reduced memory footprint (long->int)  
-2.5.16 async cancelation, time members, various small changes  
+2.5.16 async cancellation, time members, various small changes  
 2.5.15 async streaming subscriptions, async IStreamingListener, various simplifications  
 2.5.14 replaced Newtonsoft.Json by System.Text.Json (pkamphuis)  
 2.5.13 support custom handling of exceptions in streaming connector, enriched exceptions  
diff --git a/src/SyncAPIConnector/SyncAPIConnect.csproj b/src/SyncAPIConnector/SyncAPIConnect.csproj
index 4bdec94..30433ac 100644
--- a/src/SyncAPIConnector/SyncAPIConnect.csproj
+++ b/src/SyncAPIConnector/SyncAPIConnect.csproj
@@ -21,7 +21,7 @@
     <PackageProjectUrl>https://github.com/jirikostiha/xtb-xApi</PackageProjectUrl>
     <PackageLicenseExpression>MIT</PackageLicenseExpression>
     <SignAssembly>False</SignAssembly>
-    <Version>2.5.19</Version>
+    <Version>2.5.20</Version>
     <Authors>Jiri Kostiha</Authors>
     <PackageIcon>package_icon.png</PackageIcon>
   </PropertyGroup>
diff --git a/src/SystemTests/Xtb.XApi.SystemTests.csproj b/src/SystemTests/Xtb.XApi.SystemTests.csproj
index d07a78b..5d275de 100644
--- a/src/SystemTests/Xtb.XApi.SystemTests.csproj
+++ b/src/SystemTests/Xtb.XApi.SystemTests.csproj
@@ -7,7 +7,7 @@
     <AnalysisLevel>latest-recommended</AnalysisLevel>
     <OutputType>Exe</OutputType>
     <IsPackable>false</IsPackable>
-    <Version>2.5.19</Version>
+    <Version>2.5.20</Version>
   </PropertyGroup>
 
   <ItemGroup>