diff --git a/tools/build/mk/OptionalObsoleteFiles.inc b/tools/build/mk/OptionalObsoleteFiles.inc
index 632983e9c20e..e13456600a32 100644
--- a/tools/build/mk/OptionalObsoleteFiles.inc
+++ b/tools/build/mk/OptionalObsoleteFiles.inc
@@ -781,6 +781,10 @@ OLD_FILES+=usr/share/dtrace/toolkit/hotkernel
 OLD_FILES+=usr/share/dtrace/toolkit/hotuser
 OLD_FILES+=usr/share/dtrace/toolkit/opensnoop
 OLD_FILES+=usr/share/dtrace/toolkit/procsystime
+OLD_FILES+=usr/share/dtrace/tcpconn
+OLD_FILES+=usr/share/dtrace/tcpstate
+OLD_FILES+=usr/share/dtrace/tcptrack
+OLD_FILES+=usr/share/dtrace/udptrack
 OLD_FILES+=usr/share/man/man1/dtrace.1.gz
 OLD_DIRS+=usr/lib/dtrace
 OLD_DIRS+=usr/lib32/dtrace