diff --git a/build-constraints.yaml b/build-constraints.yaml
index bf33a51d..0e2d46e3 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3402,7 +3402,6 @@ packages:
         - ini < 0 # BuildFailureException Process exited with ExitFailure 1: ./Setup build
         - lame < 0 # DependencyFailed (PackageName "htaglib")
         - loch-th < 0 # BuildFailureException Process exited with ExitFailure 1: ./Setup build
-        - matrix < 0 # BuildFailureException Process exited with ExitFailure 1: ./Setup build
         - mysql < 0 # BuildFailureException Process exited with ExitFailure 1: ./Setup build
         - ochintin-daicho < 0 # DependencyFailed (PackageName "bookkeeping")
         - pred-set < 0 # DependencyFailed (PackageName "HSet")