diff --git a/Directory.Packages.props b/Directory.Packages.props
index 50f276fb..c6bfe5fd 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -33,6 +33,7 @@
     <PackageVersion Include="Microsoft.CodeAnalysis.CSharp" Version="[5.0.0]" />
     <PackageVersion Include="Microsoft.CodeAnalysis.CSharp.SourceGenerators.Testing" Version="1.1.3" />
     <PackageVersion Include="NSubstitute.Analyzers.CSharp" Version="1.0.17" />
+    <PackageVersion Include="OpenTelemetry.Api" Version="1.15.3" />
     <PackageVersion Include="PolySharp" Version="1.15.0" />
     <PackageVersion Include="Scriban" Version="7.1.0" />
     <!-- OTEL Libraries -->
diff --git a/src/MinimalLambda.OpenTelemetry/MinimalLambda.OpenTelemetry.csproj b/src/MinimalLambda.OpenTelemetry/MinimalLambda.OpenTelemetry.csproj
index abc54a8f..c56339b6 100644
--- a/src/MinimalLambda.OpenTelemetry/MinimalLambda.OpenTelemetry.csproj
+++ b/src/MinimalLambda.OpenTelemetry/MinimalLambda.OpenTelemetry.csproj
@@ -33,6 +33,7 @@
     />
   </ItemGroup>
   <ItemGroup>
+    <PackageReference Include="OpenTelemetry.Api" />
     <PackageReference Include="OpenTelemetry.Instrumentation.AWSLambda"/>
   </ItemGroup>
   <ItemGroup>