diff --git a/OmopTransformerTests/OmopTransformerTests.csproj b/OmopTransformerTests/OmopTransformerTests.csproj
index 87a7890..c72d6c6 100644
--- a/OmopTransformerTests/OmopTransformerTests.csproj
+++ b/OmopTransformerTests/OmopTransformerTests.csproj
@@ -10,7 +10,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="JetBrains.Annotations" Version="2023.3.0" />
+    <PackageReference Include="JetBrains.Annotations" Version="2024.3.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.10.0" />
     <PackageReference Include="MSTest.TestAdapter" Version="3.4.3" />
     <PackageReference Include="MSTest.TestFramework" Version="3.4.3" />