1 files changed, 1 insertions, 0 deletions
diff --git a/source/blender/simulation/intern/simulation_collect_influences.cc b/source/blender/simulation/intern/simulation_collect_influences.cc
index 4d339f9e323..c947b28fd50 100644
--- a/source/blender/simulation/intern/simulation_collect_influences.cc
+++ b/source/blender/simulation/intern/simulation_collect_influences.cc
@@ -740,6 +740,7 @@ static void initialize_particle_attribute_builders(CollectContext &context)
     /* TODO: Use uint32_t, but we don't have a corresponding custom property type. */
     attributes_builder.add<int>("Hash", 0);
     attributes_builder.add<float>("Birth Time", 0.0f);
+    attributes_builder.add<float>("Size", 0.03f);
     context.influences.particle_attributes_builder.add_new(name, &attributes_builder);
   }
 }