diff --git a/lib/sphinx b/lib/sphinx
index 5fb24a8..97885f0 160000
--- a/lib/sphinx
+++ b/lib/sphinx
@@ -1 +1 @@
-Subproject commit 5fb24a825f46bd6ae0b5359fe0da1d2346126b09
+Subproject commit 97885f07476808154864abdc8ea961e6163054d0
diff --git a/src/JBBuybackHook.sol b/src/JBBuybackHook.sol
index 068ad4e..097cf4a 100644
--- a/src/JBBuybackHook.sol
+++ b/src/JBBuybackHook.sol
@@ -313,7 +313,8 @@ contract JBBuybackHook is JBPermissioned, IJBBuybackHook {
 
     function supportsInterface(bytes4 interfaceId) public pure override returns (bool) {
         return interfaceId == type(IJBRulesetDataHook).interfaceId || interfaceId == type(IJBPayHook).interfaceId
-            || interfaceId == type(IJBBuybackHook).interfaceId || interfaceId == type(IERC165).interfaceId;
+            || interfaceId == type(IJBBuybackHook).interfaceId || interfaceId == type(IJBPermissioned).interfaceId
+            || interfaceId == type(IERC165).interfaceId;
     }
 
     //*********************************************************************//