diff --git a/Tools/msi/tcltk/tcltk.wixproj b/Tools/msi/tcltk/tcltk.wixproj
index e1addd9ed54..d576a4149aa 100644
--- a/Tools/msi/tcltk/tcltk.wixproj
+++ b/Tools/msi/tcltk/tcltk.wixproj
@@ -28,9 +28,9 @@
             <Group>tcltk_dlls</Group>
         </InstallFiles>
         <InstallFiles Include="$(VCInstallDir)redist\$(Platform)\Microsoft.VC$(PlatformToolset.Substring(1)).CRT\vcruntime$(PlatformToolset.Substring(1)).dll">
-            <SourceBase>$(VCInstallDir)redist\$(Platform)\</SourceBase>
-            <Source>$(VCInstallDir)redist\$(Platform)\</Source>
-            <TargetBase>$(VCInstallDir)redist\$(Platform)\</TargetBase>
+            <SourceBase>$(VCInstallDir)redist\$(Platform)\Microsoft.VC$(PlatformToolset.Substring(1)).CRT\</SourceBase>
+            <Source>$(VCInstallDir)redist\$(Platform)\Microsoft.VC$(PlatformToolset.Substring(1)).CRT\</Source>
+            <TargetBase>$(VCInstallDir)redist\$(Platform)\Microsoft.VC$(PlatformToolset.Substring(1)).CRT\</TargetBase>
             <Target_>DLLs\</Target_>
             <Group>tcltk_dlls</Group>
         </InstallFiles>