diff --git a/CryptoExchange.Net/CryptoExchange.Net.csproj b/CryptoExchange.Net/CryptoExchange.Net.csproj
index 5be50c4..714ab79 100644
--- a/CryptoExchange.Net/CryptoExchange.Net.csproj
+++ b/CryptoExchange.Net/CryptoExchange.Net.csproj
@@ -6,16 +6,16 @@
     <PackageId>CryptoExchange.Net</PackageId>
     <Authors>JKorf</Authors>
     <Description>A base package for implementing cryptocurrency API's</Description>
-    <PackageVersion>6.1.2</PackageVersion>
-    <AssemblyVersion>6.1.2</AssemblyVersion>
-    <FileVersion>6.1.2</FileVersion>
+    <PackageVersion>6.1.3</PackageVersion>
+    <AssemblyVersion>6.1.3</AssemblyVersion>
+    <FileVersion>6.1.3</FileVersion>
     <PackageRequireLicenseAcceptance>false</PackageRequireLicenseAcceptance>
     <RepositoryType>git</RepositoryType>
     <RepositoryUrl>https://github.com/JKorf/CryptoExchange.Net.git</RepositoryUrl>
     <PackageProjectUrl>https://github.com/JKorf/CryptoExchange.Net</PackageProjectUrl>
     <NeutralLanguage>en</NeutralLanguage>
     <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
-    <PackageReleaseNotes>6.1.2 - Added support for multiple of the same ratelimiting type in the same rate limiter, Fixed nullreference on rate limit error if no Retry-After header is returned</PackageReleaseNotes>
+    <PackageReleaseNotes>6.1.3 - Fix for concurrency exception in socket subscription</PackageReleaseNotes>
     <Nullable>enable</Nullable>
     <LangVersion>10.0</LangVersion>
     <PackageLicenseExpression>MIT</PackageLicenseExpression>
diff --git a/README.md b/README.md
index c2596ad..f670bfc 100644
--- a/README.md
+++ b/README.md
@@ -31,6 +31,9 @@ Make a one time donation in a crypto currency of your choice. If you prefer to d
 Alternatively, sponsor me on Github using [Github Sponsors](https://github.com/sponsors/JKorf). 
 
 ## Release notes
+* Version 6.1.3 - 18 Sep 2023
+    * Fix for concurrency exception in socket subscription
+
 * Version 6.1.2 - 11 Sep 2023
     * Added support for multiple of the same ratelimiting type in the same rate limiter
     * Fixed nullreference on rate limit error if no Retry-After header is returned