diff --git a/drivers/console/multi_console.c b/drivers/console/multi_console.c
index b5ff88b..1ec81c3 100644
--- a/drivers/console/multi_console.c
+++ b/drivers/console/multi_console.c
@@ -20,8 +20,10 @@
 {
 	/* Assert that the struct is not on the stack (common mistake). */
 	assert((console < stacks_start) || (console >= stacks_end));
-	/* Assert that we won't make a circle in the list. */
-	assert(!console_is_registered(console));
+
+	/* Check that we won't make a circle in the list. */
+	if (console_is_registered(console) == 1)
+		return 1;
 
 	console->next = console_list;
 	console_list = console;