diff --git a/VC++Files/mysys/mysys.dsp b/VC++Files/mysys/mysys.dsp
index 935f1411530..0f1b4bd5d54 100644
--- a/VC++Files/mysys/mysys.dsp
+++ b/VC++Files/mysys/mysys.dsp
@@ -457,6 +457,10 @@ SOURCE=.\my_malloc.c
 # End Source File
 # Begin Source File
 
+SOURCE=.\my_memmem.c
+# End Source File
+# Begin Source File
+
 SOURCE=.\my_messnc.c
 # End Source File
 # Begin Source File