diff --git a/source/blender/nodes/intern/trace_values.cc b/source/blender/nodes/intern/trace_values.cc
index 566cfce1a6d..253e774d2a1 100644
--- a/source/blender/nodes/intern/trace_values.cc
+++ b/source/blender/nodes/intern/trace_values.cc
@@ -464,7 +464,7 @@ Vector<BundleSignature> gather_linked_target_bundle_signatures(
       {bundle_socket_context, &bundle_socket},
       compute_context_cache,
       [](const SocketInContext &socket) {
-        return socket->owner_node().is_type("GeometryNodeSeparateBundle");
+        return socket->is_input() && socket->owner_node().is_type("GeometryNodeSeparateBundle");
       },
       true);
   Vector<BundleSignature> signatures;
@@ -484,7 +484,7 @@ Vector<BundleSignature> gather_linked_origin_bundle_signatures(
       {bundle_socket_context, &bundle_socket},
       compute_context_cache,
       [](const SocketInContext &socket) {
-        return socket->owner_node().is_type("GeometryNodeCombineBundle");
+        return socket->is_output() && socket->owner_node().is_type("GeometryNodeCombineBundle");
       },
       true);
   Vector<BundleSignature> signatures;