diff --git a/third_party/relation b/third_party/relation
index c0995ab..8c8df66 160000
--- a/third_party/relation
+++ b/third_party/relation
@@ -1 +1 @@
-Subproject commit c0995ab75746d2b423dc4cf42ecd5344407b4660
+Subproject commit 8c8df66ef1a822af4c6dd536661e54235ab4221d