diff --git a/cryptdll.dsp b/cryptdll.dsp
index 902cdae1..795d166a 100644
--- a/cryptdll.dsp
+++ b/cryptdll.dsp
@@ -463,6 +463,10 @@ SOURCE=.\hex.h
 # End Source File
 # Begin Source File
 
+SOURCE=.\hkdf.h
+# End Source File
+# Begin Source File
+
 SOURCE=.\hmac.h
 # End Source File
 # Begin Source File
@@ -587,6 +591,10 @@ SOURCE=.\strciphr.h
 # End Source File
 # Begin Source File
 
+SOURCE=.\trap.h
+# End Source File
+# Begin Source File
+
 SOURCE=.\trdlocal.h
 # End Source File
 # Begin Source File
diff --git a/cryptlib.dsp b/cryptlib.dsp
index 5a8acd75..796f584e 100644
--- a/cryptlib.dsp
+++ b/cryptlib.dsp
@@ -885,6 +885,10 @@ SOURCE=.\hex.h
 # End Source File
 # Begin Source File
 
+SOURCE=.\hkdf.h
+# End Source File
+# Begin Source File
+
 SOURCE=.\hmac.h
 # End Source File
 # Begin Source File
@@ -1133,6 +1137,10 @@ SOURCE=.\tiger.h
 # End Source File
 # Begin Source File
 
+SOURCE=.\trap.h
+# End Source File
+# Begin Source File
+
 SOURCE=.\trdlocal.h
 # End Source File
 # Begin Source File