1 files changed, 5 insertions, 0 deletions
diff --git a/source/blender/depsgraph/intern/builder/deg_builder_relations.cc b/source/blender/depsgraph/intern/builder/deg_builder_relations.cc
index 6bdb7500b4a..8f977e07f17 100644
--- a/source/blender/depsgraph/intern/builder/deg_builder_relations.cc
+++ b/source/blender/depsgraph/intern/builder/deg_builder_relations.cc
@@ -2578,6 +2578,11 @@ void DepsgraphRelationBuilder::build_simulation(Simulation *simulation)
   }
   build_animdata(&simulation->id);
   build_parameters(&simulation->id);
+
+  OperationKey simulation_update_key(
+      &simulation->id, NodeType::SIMULATION, OperationCode::SIMULATION_EVAL);
+  TimeSourceKey time_src_key;
+  add_relation(time_src_key, simulation_update_key, "TimeSrc -> Simulation");
 }
 
 void DepsgraphRelationBuilder::build_scene_sequencer(Scene *scene)