diff --git a/src/Ironpen.jl b/src/Ironpen.jl
index 2b15b95..a7f2358 100644
--- a/src/Ironpen.jl
+++ b/src/Ironpen.jl
@@ -57,6 +57,7 @@ using .interface
         [DONE] synaptic connection strength concept. use sigmoid, turn connection offline
         [DONE] wRec should not normalized whole. it should be local 5 conn normalized.
         [DONE] neuroplasticity() i.e. change connection
+        [DONE] add multi threads
 
     Change from version:    v06_36a
         -