diff --git a/azure-functions/azure-functions.csproj b/azure-functions/azure-functions.csproj
index cec15c7..c7ca2b8 100644
--- a/azure-functions/azure-functions.csproj
+++ b/azure-functions/azure-functions.csproj
@@ -6,7 +6,7 @@
   </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="Microsoft.Azure.Functions.Extensions" Version="1.1.0" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Cosmos" Version="7.0.20" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Cosmos" Version="9.0.15" />
     <PackageReference Include="Microsoft.NET.Sdk.Functions" Version="4.4.0" />
   </ItemGroup>
   <ItemGroup>