diff --git a/board/hammer/ec.tasklist b/board/hammer/ec.tasklist
index de4e75608b..45dcbca3e7 100644
--- a/board/hammer/ec.tasklist
+++ b/board/hammer/ec.tasklist
@@ -17,6 +17,7 @@
  * 's' is the stack size in bytes; must be a multiple of 8
  */
 #define CONFIG_TASK_LIST \
+	TASK_ALWAYS(RWSIG,    rwsig_task,   NULL, 1024) \
 	TASK_ALWAYS(HOOKS,    hook_task,    NULL, LARGER_TASK_STACK_SIZE) \
 	TASK_ALWAYS(TOUCHPAD, elan_tp_task, NULL, TASK_STACK_SIZE) \
 	TASK_ALWAYS(CONSOLE,  console_task, NULL, LARGER_TASK_STACK_SIZE) \