diff --git a/lib/soprano b/lib/soprano
index d93e9f37..64171683 160000
--- a/lib/soprano
+++ b/lib/soprano
@@ -1 +1 @@
-Subproject commit d93e9f373edbc681749630f61acfcb9a106bfefb
+Subproject commit 6417168315ecabefd736b6ed981cd16cefd9987f