diff --git a/DigitalLearningSolutions.Data/DigitalLearningSolutions.Data.csproj b/DigitalLearningSolutions.Data/DigitalLearningSolutions.Data.csproj
index a33870d70f..f8287fc58b 100644
--- a/DigitalLearningSolutions.Data/DigitalLearningSolutions.Data.csproj
+++ b/DigitalLearningSolutions.Data/DigitalLearningSolutions.Data.csproj
@@ -18,7 +18,7 @@
     <PackageReference Include="FuzzySharp" Version="2.0.2" />
     <PackageReference Include="MailKit" Version="4.3.0" />
     <PackageReference Include="Microsoft.FeatureManagement.AspNetCore" Version="2.0.0" />
-    <PackageReference Include="Serilog.AspNetCore" Version="7.0.0" />
+    <PackageReference Include="Serilog.AspNetCore" Version="9.0.0" />
     <PackageReference Include="System.Drawing.Common" Version="8.0.0" />
   </ItemGroup>
 
diff --git a/DigitalLearningSolutions.Web/DigitalLearningSolutions.Web.csproj b/DigitalLearningSolutions.Web/DigitalLearningSolutions.Web.csproj
index 79432dcb4e..ee12170ddc 100644
--- a/DigitalLearningSolutions.Web/DigitalLearningSolutions.Web.csproj
+++ b/DigitalLearningSolutions.Web/DigitalLearningSolutions.Web.csproj
@@ -83,7 +83,7 @@
         <PackageReference Include="NHSUKViewComponents.Web" Version="1.0.24" />
         <PackageReference Include="NodaTime" Version="3.1.11" />
         <PackageReference Include="Npm" Version="3.5.2" />
-        <PackageReference Include="Serilog.AspNetCore" Version="7.0.0" />
+        <PackageReference Include="Serilog.AspNetCore" Version="9.0.0" />
         <PackageReference Include="Serilog.Sinks.MSSqlServer" Version="6.3.0" />
     </ItemGroup>