diff --git a/profiles/package.mask b/profiles/package.mask
index e4e26e2efb6da..e45fa7e585f1b 100644
--- a/profiles/package.mask
+++ b/profiles/package.mask
@@ -32,6 +32,11 @@
 
 #--- END OF EXAMPLES ---
 
+# Michał Górny <mgorny@gentoo.org> (2020-04-19)
+# Unmaintained.  Stuck on Python 3.6.
+# Removal in 30 days.  Bug #718308.
+dev-vcs/git-imerge
+
 # Michał Górny <mgorny@gentoo.org> (2020-04-19)
 # Unmaintained.  Stuck at Python 3.6.  Many versions behind upstream.
 # Removal in 30 days.  Bug #718300.