diff --git a/profiles/package.mask b/profiles/package.mask
index 5cecbf07b7..0bbcc48c37 100644
--- a/profiles/package.mask
+++ b/profiles/package.mask
@@ -18,6 +18,11 @@
 
 # New entries go on top.
 
+# Anna (cybertailor) Vyalkova <cyber+gentoo@sysrq.in> (2025-03-05)
+# Unmaintained in GURU, no revdeps left.
+# Removal on 2025-04-25.
+dev-python/defcon
+
 # Anna (cybertailor) Vyalkova <cyber+gentoo@sysrq.in> (2025-03-05)
 # Unmaintained in GURU, no revdeps left. No working tests, because test
 # dependencies are not worth packaging and maintaining.