diff --git a/projects/VC8/SimGear.vcproj b/projects/VC8/SimGear.vcproj
index 7cf9dda0..4b675cbc 100755
--- a/projects/VC8/SimGear.vcproj
+++ b/projects/VC8/SimGear.vcproj
@@ -503,10 +503,22 @@
RelativePath="..\..\simgear\math\sg_types.hxx"
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@@ -527,6 +539,10 @@
RelativePath="..\..\simgear\math\SGLimits.hxx"
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@@ -543,6 +559,10 @@
RelativePath="..\..\simgear\math\SGMisc.hxx"
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@@ -555,6 +575,10 @@
RelativePath="..\..\simgear\structure\SGReferenced.hxx"
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@@ -575,6 +599,10 @@
RelativePath="..\..\simgear\threads\SGThread.hxx"
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@@ -591,20 +619,6 @@
RelativePath="..\..\simgear\scene\model\shadowvolume.hxx"
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@@ -1057,10 +1071,22 @@
RelativePath="..\..\simgear\timing\sg_time.cxx"
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@@ -1218,6 +1244,28 @@
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