diff --git a/backend-simulators/pim/pimsim-nn b/backend-simulators/pim/pimsim-nn
index deebd3a..b405399 160000
--- a/backend-simulators/pim/pimsim-nn
+++ b/backend-simulators/pim/pimsim-nn
@@ -1 +1 @@
-Subproject commit deebd3a1968c57559797645538b1b1c18a967def
+Subproject commit b405399512eb5e84ca555225251910d06ff40178