diff --git a/src/modules/fw_att_control/module.mk b/src/modules/fw_att_control/module.mk
index 89c6494c53..3661a171fc 100644
--- a/src/modules/fw_att_control/module.mk
+++ b/src/modules/fw_att_control/module.mk
@@ -41,3 +41,5 @@ SRCS		= fw_att_control_main.cpp \
 		  fw_att_control_params.c
 
 MODULE_STACKSIZE = 1200
+
+MAXOPTIMIZATION = -Os