diff --git a/compiler/test/dotc/neg-best-effort-pickling.excludelist b/compiler/test/dotc/neg-best-effort-pickling.excludelist
index 13fd5669dd8a..c36e0c8c5046 100644
--- a/compiler/test/dotc/neg-best-effort-pickling.excludelist
+++ b/compiler/test/dotc/neg-best-effort-pickling.excludelist
@@ -13,6 +13,7 @@ curried-dependent-ift.scala
 i17121.scala
 illegal-match-types.scala
 i13780-1.scala
+opaque-matches.scala
 
 i20317a.scala # recursion limit exceeded
 i11226.scala # missing type