diff --git a/build/win32/vs9/clutter.vcprojin b/build/win32/vs9/clutter.vcprojin
index 0837be350..38abb6e58 100644
--- a/build/win32/vs9/clutter.vcprojin
+++ b/build/win32/vs9/clutter.vcprojin
@@ -144,6 +144,7 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				CommandLine="$(PreBuildCmd)"
 			/>
 			<Tool
 				Name="VCCLCompilerTool"