diff --git a/src/wxWindows.dsp b/src/wxWindows.dsp
index a47cbced59..bc26102d68 100644
--- a/src/wxWindows.dsp
+++ b/src/wxWindows.dsp
@@ -1042,6 +1042,10 @@ SOURCE=.\generic\tipwin.cpp
 # End Source File
 # Begin Source File
 
+SOURCE=.\generic\toolbkg.cpp
+# End Source File
+# Begin Source File
+
 SOURCE=.\generic\treebkg.cpp
 # End Source File
 # Begin Source File
@@ -2971,6 +2975,10 @@ SOURCE=..\include\wx\toolbar.h
 # End Source File
 # Begin Source File
 
+SOURCE=..\include\wx\toolbook.h
+# End Source File
+# Begin Source File
+
 SOURCE=..\include\wx\tooltip.h
 # End Source File
 # Begin Source File