diff --git a/Godeps/Godeps.json b/Godeps/Godeps.json
index ca2ea9a17..c3f502a1f 100644
--- a/Godeps/Godeps.json
+++ b/Godeps/Godeps.json
@@ -122,7 +122,7 @@
 		},
 		{
 			"ImportPath": "github.com/hashicorp/go-immutable-radix",
-			"Rev": "8e8ed81f8f0bf1bdd829593fdd5c29922c1ea990"
+			"Rev": "afc5a0dbb18abdf82c277a7bc01533e81fa1d6b8"
 		},
 		{
 			"ImportPath": "github.com/hashicorp/go-memdb",
diff --git a/vendor/github.com/hashicorp/go-immutable-radix/iradix.go b/vendor/github.com/hashicorp/go-immutable-radix/iradix.go
index b25558388..8d26fc95f 100644
--- a/vendor/github.com/hashicorp/go-immutable-radix/iradix.go
+++ b/vendor/github.com/hashicorp/go-immutable-radix/iradix.go
@@ -89,7 +89,7 @@ func (t *Txn) writeNode(n *Node) *Node {
 	}
 
 	// Mark this node as modified
-	t.modified.Add(n, nil)
+	t.modified.Add(nc, nil)
 	return nc
 }