diff --git a/DataProcessing/DataProcessing.csproj b/DataProcessing/DataProcessing.csproj
index b811955..f35815e 100644
--- a/DataProcessing/DataProcessing.csproj
+++ b/DataProcessing/DataProcessing.csproj
@@ -5,9 +5,7 @@
 		<AssemblyName>process</AssemblyName>
 		<CopyLocalLockFileAssemblies>true</CopyLocalLockFileAssemblies>
 	</PropertyGroup>
-	<ItemGroup>
-        <PackageReference Include="QuantConnect.Lean.Engine" Version="2.5.*" />
-	</ItemGroup>
+
 	<ItemGroup>
 		<ProjectReference Include="..\Lean.DataSource.OptionsUniverseGenerator\QuantConnect.DataSource.OptionsUniverseGenerator.csproj" />
 		<ProjectReference Include="..\Lean.DataSource.FuturesUniverseGenerator\QuantConnect.DataSource.FuturesUniverseGenerator.csproj" />
diff --git a/Lean.DataSource.DerivativeUniverseGenerator/QuantConnect.DataSource.DerivativeUniverseGenerator.csproj b/Lean.DataSource.DerivativeUniverseGenerator/QuantConnect.DataSource.DerivativeUniverseGenerator.csproj
index 0070cf5..2c7f801 100644
--- a/Lean.DataSource.DerivativeUniverseGenerator/QuantConnect.DataSource.DerivativeUniverseGenerator.csproj
+++ b/Lean.DataSource.DerivativeUniverseGenerator/QuantConnect.DataSource.DerivativeUniverseGenerator.csproj
@@ -32,8 +32,8 @@
 	</ItemGroup>
 
 	<ItemGroup>
-		<PackageReference Include="QuantConnect.Common" Version="2.5.*" />
-		<PackageReference Include="QuantConnect.Configuration" Version="2.5.*" />
-		<PackageReference Include="QuantConnect.Lean.Engine" Version="2.5.*" />
+		<ProjectReference Include="..\..\Lean\Common\QuantConnect.csproj" />
+		<ProjectReference Include="..\..\Lean\Configuration\QuantConnect.Configuration.csproj" />
+		<ProjectReference Include="..\..\Lean\Engine\QuantConnect.Lean.Engine.csproj" />
 	</ItemGroup>
 </Project>
\ No newline at end of file
diff --git a/Lean.DataSource.FuturesUniverseGenerator/QuantConnect.DataSource.FuturesUniverseGenerator.csproj b/Lean.DataSource.FuturesUniverseGenerator/QuantConnect.DataSource.FuturesUniverseGenerator.csproj
index 26de100..3a88721 100644
--- a/Lean.DataSource.FuturesUniverseGenerator/QuantConnect.DataSource.FuturesUniverseGenerator.csproj
+++ b/Lean.DataSource.FuturesUniverseGenerator/QuantConnect.DataSource.FuturesUniverseGenerator.csproj
@@ -32,12 +32,6 @@
 		</Content>
 	</ItemGroup>
 
-	<ItemGroup>
-		<PackageReference Include="QuantConnect.Common" Version="2.5.*" />
-		<PackageReference Include="QuantConnect.Configuration" Version="2.5.*" />
-		<PackageReference Include="QuantConnect.Lean.Engine" Version="2.5.*" />
-	</ItemGroup>
-
 	<ItemGroup>
 		<ProjectReference Include="..\Lean.DataSource.DerivativeUniverseGenerator\QuantConnect.DataSource.DerivativeUniverseGenerator.csproj" />
 	</ItemGroup>
diff --git a/Lean.DataSource.OptionsUniverseGenerator/QuantConnect.DataSource.OptionsUniverseGenerator.csproj b/Lean.DataSource.OptionsUniverseGenerator/QuantConnect.DataSource.OptionsUniverseGenerator.csproj
index e2df60e..ee77d2b 100644
--- a/Lean.DataSource.OptionsUniverseGenerator/QuantConnect.DataSource.OptionsUniverseGenerator.csproj
+++ b/Lean.DataSource.OptionsUniverseGenerator/QuantConnect.DataSource.OptionsUniverseGenerator.csproj
@@ -32,12 +32,6 @@
 		</Content>
 	</ItemGroup>
 
-	<ItemGroup>
-		<PackageReference Include="QuantConnect.Common" Version="2.5.*" />
-		<PackageReference Include="QuantConnect.Configuration" Version="2.5.*" />
-		<PackageReference Include="QuantConnect.Lean.Engine" Version="2.5.*" />
-	</ItemGroup>
-
 	<ItemGroup>
 		<PackageReference Include="MathNet.Numerics" Version="5.0.*" />
 	</ItemGroup>