diff --git a/systemverilog-plugin/UhdmAst.cc b/systemverilog-plugin/UhdmAst.cc
index 8f92ac6..1c62f28 100644
--- a/systemverilog-plugin/UhdmAst.cc
+++ b/systemverilog-plugin/UhdmAst.cc
@@ -2545,7 +2545,7 @@
     if (shared.top_nodes.find(type) != shared.top_nodes.end()) {
         // Was created before, fill missing
         elaboratedInterface = shared.top_nodes[type];
-        visit_one_to_many({vpiPort}, obj_h, [&](AST::AstNode *node) {
+        visit_one_to_many({vpiPort, vpiVariables}, obj_h, [&](AST::AstNode *node) {
             if (node) {
                 add_or_replace_child(elaboratedInterface, node);
             }