diff --git a/cpu/nios2/exceptions.S b/cpu/nios2/exceptions.S
index d3b95cf..b9c7a58 100644
--- a/cpu/nios2/exceptions.S
+++ b/cpu/nios2/exceptions.S
@@ -30,6 +30,9 @@
 
 	.global _exception
 
+	.set noat
+	.set nobreak
+
 _exception:
 	/* SAVE ALL REGS -- this allows trap and unimplemented
 	 * instruction handlers to be coded conveniently in C