diff --git a/src/Blob/Blob.csproj b/src/Blob/Blob.csproj
index e83cb023b94ec05046a21bd80cda7bd47a68d878..7d6b6f1c4c66d23b735d67f6ad887057c97bbf04 100644
--- a/src/Blob/Blob.csproj
+++ b/src/Blob/Blob.csproj
@@ -19,11 +19,11 @@
 	<ItemGroup>
 		<PackageReference Include="Coscine.ApiCommons" Version="2.*-*" />
 		<PackageReference Include="Coscine.Metadata" Version="2.*-*" />
-		<PackageReference Include="Coscine.Database" Version="2.*-*" />
+		<PackageReference Include="Coscine.Database" Version="2.8.0-issue-1866-exten0011" />
 		<PackageReference Include="Coscine.Logging" Version="2.*-*" />
-		<PackageReference Include="Coscine.ResourceLoader" Version="2.*-*" />
-		<PackageReference Include="Coscine.ResourceTypeBase" Version="2.*-*" />
-		<PackageReference Include="Coscine.WaterbutlerHelper" Version="2.*-*" />
+		<PackageReference Include="Coscine.ResourceLoader" Version="2.3.0-issue-1866-exten0001" />
+		<PackageReference Include="Coscine.ResourceTypeBase" Version="2.4.0-issue-1866-exten0001" />
+		<PackageReference Include="Coscine.WaterbutlerHelper" Version="2.2.0-issue-1866-exten0008" />
 		<PackageReference Include="Microsoft.AspNet.WebApi.Core" Version="5.2.7" />
 	</ItemGroup>
 </Project>