diff --git a/tools/build/mk/OptionalObsoleteFiles.inc b/tools/build/mk/OptionalObsoleteFiles.inc
index f3122cfb198..41464fd7508 100644
--- a/tools/build/mk/OptionalObsoleteFiles.inc
+++ b/tools/build/mk/OptionalObsoleteFiles.inc
@@ -2007,6 +2007,11 @@ OLD_FILES+=usr/tests/usr.bin/dc/inout
 OLD_DIRS+=usr/tests/usr.bin/dc
 .endif
 
+.if ${MK_GNU_DIFF} == no
+OLD_FILES+=usr/bin/diff3
+OLD_FILES+=usr/share/man/man1/diff3.1.gz
+.endif
+
 .if ${MK_GOOGLETEST} == no
 OLD_FILES+=usr/include/private/gmock/gmock-actions.h
 OLD_FILES+=usr/include/private/gmock/gmock-cardinalities.h
@@ -2162,11 +2167,6 @@ OLD_FILES+=usr/share/man/man3/gpio_pin_tristate.3.gz
 OLD_FILES+=usr/share/man/man8/gpioctl.8.gz
 .endif
 
-.if ${MK_GNU_DIFF} == no
-OLD_FILES+=usr/bin/diff3
-OLD_FILES+=usr/share/man/man1/diff3.1.gz
-.endif
-
 .if ${MK_GSSAPI} == no
 OLD_FILES+=usr/include/gssapi/gssapi.h
 OLD_DIRS+=usr/include/gssapi