diff --git a/src/add-ons/kernel/file_systems/nfs4/NFS4Object.cpp b/src/add-ons/kernel/file_systems/nfs4/NFS4Object.cpp
index f13d34eb39..c213ab9bd9 100644
--- a/src/add-ons/kernel/file_systems/nfs4/NFS4Object.cpp
+++ b/src/add-ons/kernel/file_systems/nfs4/NFS4Object.cpp
@@ -26,7 +26,7 @@ NFS4Object::HandleErrors(uint32 nfs4Error, RPC::Server* serv,
 	ASSERT(nfs4Error != NFS4ERR_BAD_STATEID);
 	ASSERT(nfs4Error != NFS4ERR_BAD_SEQID);
 	ASSERT(nfs4Error != NFS4ERR_RESTOREFH);
-	ASSERT(nfs4Error != NFS4ERR_LOCK_HELD);
+	ASSERT(nfs4Error != NFS4ERR_LOCKS_HELD);
 	ASSERT(nfs4Error != NFS4ERR_OP_ILLEGAL);
 
 	if (cookie != NULL)