diff --git a/windows/proj/hdf5_hldll/hdf5_hldll.dsp b/windows/proj/hdf5_hldll/hdf5_hldll.dsp
index fef92bc883..6a5a96ff90 100755
--- a/windows/proj/hdf5_hldll/hdf5_hldll.dsp
+++ b/windows/proj/hdf5_hldll/hdf5_hldll.dsp
@@ -118,6 +118,14 @@ SOURCE=..\..\..\hl\src\H5PT.c
 
 SOURCE=..\..\..\hl\src\H5TB.c
 # End Source File
+# Begin Source File
+
+SOURCE=..\..\..\hl\src\lex.yy.c
+# End Source File
+# Begin Source File
+
+SOURCE=..\..\..\hl\src\y.tab.c
+# End Source File
 # End Group
 # Begin Group "Header Files"