diff --git a/backend/Backend/Backend.csproj b/backend/Backend/Backend.csproj
index a0424a7..52a901c 100644
--- a/backend/Backend/Backend.csproj
+++ b/backend/Backend/Backend.csproj
@@ -20,6 +20,7 @@
     <PackageReference Include="Microsoft.Extensions.AI.OpenAI" Version="10.7.0" />
     <PackageReference Include="Microsoft.Extensions.Http.Resilience" Version="10.7.0" />
     <PackageReference Include="Microsoft.ML.Tokenizers" Version="2.0.0" />
+    <PackageReference Include="Microsoft.OpenApi" Version="2.7.5" />
     <PackageReference Include="Microsoft.SemanticKernel.Connectors.SqliteVec" Version="1.74.0-preview" />
     <PackageReference Include="PdfPig" Version="0.1.14" />
     <PackageReference Include="Riok.Mapperly" Version="4.3.1" />