diff --git a/NAMESPACE b/NAMESPACE
index dee9ff4..bd08631 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -508,7 +508,6 @@ import(vctrs)
 importFrom(generics,generate)
 importFrom(lifecycle,deprecate_soft)
 importFrom(lifecycle,deprecated)
-importFrom(methods,substituteDirect)
 importFrom(stats,density)
 importFrom(stats,family)
 importFrom(stats,median)