diff --git a/profiles/package.mask b/profiles/package.mask
index e4fde72eed084..990abcc538988 100644
--- a/profiles/package.mask
+++ b/profiles/package.mask
@@ -36,6 +36,13 @@
 
 #--- END OF EXAMPLES ---
 
+# Ionen Wolkens <ionen@gentoo.org> (2025-09-18)
+# No revdeps left, in-tree version is broken with cmake4, and is a pain
+# to maintain due to its overly custom cmake usage. Also outdated given
+# the latest version was unusable with its old revdep (been breaking API
+# somewhat often). Removal on 2025-10-18. Bug #963014
+dev-cpp/rapidyaml
+
 # Andreas Sturmlechner <asturm@gentoo.org> (2025-09-16)
 # Appears dead upstream w/ last release from 2016, no reponse to Qt5 EOL
 # notice, only sporadic code changes for a long time w/ last commit from