diff --git a/firmware/stepper-drop/src/osape b/firmware/stepper-drop/src/osape
index d3aa968e42184b4b4eccc76dda05d30f4b374288..d55d179d6bd732d36b5f64d813403e0574616ae9 160000
--- a/firmware/stepper-drop/src/osape
+++ b/firmware/stepper-drop/src/osape
@@ -1 +1 @@
-Subproject commit d3aa968e42184b4b4eccc76dda05d30f4b374288
+Subproject commit d55d179d6bd732d36b5f64d813403e0574616ae9
diff --git a/firmware/stepper-drop/src/osape_arduino b/firmware/stepper-drop/src/osape_arduino
index 95d580692135b43a98ee2f087a1bc51e3cfe1fcb..75288b5d9f41f6ec68235a4d05bcabcbae0aaff9 160000
--- a/firmware/stepper-drop/src/osape_arduino
+++ b/firmware/stepper-drop/src/osape_arduino
@@ -1 +1 @@
-Subproject commit 95d580692135b43a98ee2f087a1bc51e3cfe1fcb
+Subproject commit 75288b5d9f41f6ec68235a4d05bcabcbae0aaff9
diff --git a/firmware/stepper-drop/src/osape_ucbus b/firmware/stepper-drop/src/osape_ucbus
index ef4a8fe33c71eedbe7b76ef7c9cc5a9de3017852..3abfa86847d96151b915a7b60b77e2dcafa64230 160000
--- a/firmware/stepper-drop/src/osape_ucbus
+++ b/firmware/stepper-drop/src/osape_ucbus
@@ -1 +1 @@
-Subproject commit ef4a8fe33c71eedbe7b76ef7c9cc5a9de3017852
+Subproject commit 3abfa86847d96151b915a7b60b77e2dcafa64230