diff --git a/ObsoleteFiles.inc b/ObsoleteFiles.inc
--- a/ObsoleteFiles.inc
+++ b/ObsoleteFiles.inc
@@ -51,6 +51,9 @@
 #   xargs -n1 | sort | uniq -d;
 # done
 
+# 20250213: sys/vm/stack test symbols moved to /usr/lib/debug
+OLD_FILES+=usr/tests/sys/vm/stack/.debug/libsoxstack.so.debug
+
 # 20250205: bus_generic_attach.9 removed after the function was deprecated
 OLD_FILES+=usr/share/man/man9/bus_generic_attach.9.gz