diff --git a/abclib.dsp b/abclib.dsp
index 559d59d2a..4e027c495 100644
--- a/abclib.dsp
+++ b/abclib.dsp
@@ -4111,6 +4111,10 @@ SOURCE=.\src\misc\util\utilBridge.c
 # End Source File
 # Begin Source File
 
+SOURCE=.\src\misc\util\utilBSet.c
+# End Source File
+# Begin Source File
+
 SOURCE=.\src\misc\util\utilCex.c
 # End Source File
 # Begin Source File