diff --git a/sample/Sample/Sample.csproj b/sample/Sample/Sample.csproj
index 7766cae..3991c2b 100644
--- a/sample/Sample/Sample.csproj
+++ b/sample/Sample/Sample.csproj
@@ -8,7 +8,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.0" />
-    <PackageReference Include="Serilog" Version="4.0.0" />
+    <PackageReference Include="Serilog" Version="4.0.1" />
     <PackageReference Include="Serilog.Extensions.Hosting" Version="8.0.0" />
     <PackageReference Include="Serilog.Sinks.Console" Version="6.0.0" />
     <PackageReference Include="Serilog.Settings.Configuration" Version="8.0.2" />
diff --git a/src/Serilog.Sinks.Splunk/Serilog.Sinks.Splunk.csproj b/src/Serilog.Sinks.Splunk/Serilog.Sinks.Splunk.csproj
index 399996f..07eb4fe 100644
--- a/src/Serilog.Sinks.Splunk/Serilog.Sinks.Splunk.csproj
+++ b/src/Serilog.Sinks.Splunk/Serilog.Sinks.Splunk.csproj
@@ -18,7 +18,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Serilog" Version="4.0.0" />
+    <PackageReference Include="Serilog" Version="4.0.1" />
   </ItemGroup>
 
 </Project>