diff --git a/projectfiles_vc9/blender/editors/ED_editors.vcproj b/projectfiles_vc9/blender/editors/ED_editors.vcproj
index 0956dd7c388..0602112106d 100644
--- a/projectfiles_vc9/blender/editors/ED_editors.vcproj
+++ b/projectfiles_vc9/blender/editors/ED_editors.vcproj
@@ -415,6 +415,10 @@
 				RelativePath="..\..\..\source\blender\editors\interface\interface_layout.c"
 				>
 			</File>
+			<File
+				RelativePath="..\..\..\source\blender\editors\interface\interface_ops.c"
+				>
+			</File>
 			<File
 				RelativePath="..\..\..\source\blender\editors\interface\interface_panel.c"
 				>