diff --git a/Tasks.cs b/Tasks.cs
index ff0a582..58d8d88 100644
--- a/Tasks.cs
+++ b/Tasks.cs
@@ -668,6 +668,13 @@ public ITaskItem[] ComputedSources
             private set;
         }
 
+        [Output]
+        public string[] GeneratedPaths
+        {
+            get;
+            private set;
+        }
+
         protected abstract string ToolName
         {
             get;
@@ -711,6 +718,7 @@ public virtual Dictionary<string, string> GetOptions(ITaskItem item)
         public override bool Execute()
         {
             List<ITaskItem> computed = new List<ITaskItem>();
+            List<string> generatedPaths = new List<string>();
             foreach(ITaskItem source in Sources)
             {
                 bool skip = true;
@@ -728,6 +736,8 @@ public override bool Execute()
                 var generatedItems = GeneratedItems(source);
                 FileInfo generatedInfo = null;
                 FileInfo dependInfo = null;
+
+                generatedPaths.AddRange(generatedItems.Select(item => item.GetMetadata("FullPath")));
                 //
                 // Check if the Slice compiler is older than the source file
                 //
@@ -922,6 +932,7 @@ public override bool Execute()
                     computed.Add(computedSource);
             }
             ComputedSources = computed.ToArray();
+            GeneratedPaths = generatedPaths.ToArray();
             return true;
         }
     }
diff --git a/msbuild/zeroc.icebuilder.msbuild.cpp.targets b/msbuild/zeroc.icebuilder.msbuild.cpp.targets
index 9881de7..07c2cc6 100644
--- a/msbuild/zeroc.icebuilder.msbuild.cpp.targets
+++ b/msbuild/zeroc.icebuilder.msbuild.cpp.targets
@@ -75,6 +75,10 @@
                 ItemName                      = "_SliceCompile"
                 TaskParameter                 = "ComputedSources"/>
 
+             <Output
+                PropertyName      = "_SliceCompileGeneratedPaths"
+                TaskParameter     = "GeneratedPaths"/>
+
         </Slice2CppDependTask>
 
         <!-- Compile the Slice files -->
@@ -102,17 +106,11 @@
             a persistent way. If the extension is not enabled or we are building from the command line we just add the
             missing items in a transient way.
 
-            First create a property `_SliceCompileGeneratedItems` to hold the paths of all generated items, then we
-            create a ItemGroup to add a ClCompile item for each generated item that is not part of the project. Using an
-            intermediate property for the ClCompile Include avoids _SliceCompile item metadata being copied to the
-            generated ClCompile item.
+            The builder's depend task has an output property named GeneratedPaths that contains the paths of all generated items.
         -->
-        <CreateProperty Value="$([System.IO.Path]::GetFullPath('%(_SliceCompile.OutputDir)\%(_SliceCompile.Filename).%(_SliceCompile.SourceExt)'))">
-            <Output TaskParameter="Value" PropertyName="_SliceCompileGeneratedItems" />
-        </CreateProperty>
 
         <ItemGroup>
-            <ClCompile Include="$(_SliceCompileGeneratedItems)"
+            <ClCompile Include="$(_SliceCompileGeneratedPaths)"
                        Exclude="@(ClCompile->'%(FullPath)');@(ClCompile->'%(Identity)')" />
         </ItemGroup>
 
diff --git a/msbuild/zeroc.icebuilder.msbuild.csharp.targets b/msbuild/zeroc.icebuilder.msbuild.csharp.targets
index 7f06df0..e53f034 100644
--- a/msbuild/zeroc.icebuilder.msbuild.csharp.targets
+++ b/msbuild/zeroc.icebuilder.msbuild.csharp.targets
@@ -69,6 +69,10 @@
                 ItemName          = "_SliceCompile"
                 TaskParameter     = "ComputedSources"/>
 
+            <Output
+                PropertyName      = "_SliceCompileGeneratedPaths"
+                TaskParameter     = "GeneratedPaths"/>
+
         </Slice2CSharpDependTask>
 
         <!-- Compile the Slice files -->
@@ -88,18 +92,11 @@
             a persistent way. If the extension is not enabled or we are building from the command line we just add the
             missing items in a transient way.
 
-            First create a property `_SliceCompileGeneratedItems` to hold the paths of all generated items, then we
-            create a ItemGroup to add a Compile item for each generated item that is not part of the project. Using an
-            intermediate property for the Compile Include avoids _SliceCompile item metadata being copied to the
-            generated Compile item.
+            The builder's depend task has an output property named GeneratedPaths that contains the paths of all generated items.
         -->
 
-        <CreateProperty Value="$([System.IO.Path]::GetFullPath('%(_SliceCompile.OutputDir)\%(_SliceCompile.Filename).cs'))">
-            <Output TaskParameter="Value" PropertyName="_SliceCompileGeneratedItems" />
-        </CreateProperty>
-
         <ItemGroup>
-            <Compile Include="$(_SliceCompileGeneratedItems)"
+            <Compile Include="$(_SliceCompileGeneratedPaths)"
                      Exclude="@(Compile->'%(FullPath)');@(Compile->'%(Identity)')" />
         </ItemGroup>
     </Target>