diff --git a/libcpu/arm/stm32/context_rvds.S b/libcpu/arm/stm32/context_rvds.S
index 7aeefb22578ba02ab997ad8da55df19743909259..11e88c351c343c1ea9a472db75ec6445ce225bba 100644
--- a/libcpu/arm/stm32/context_rvds.S
+++ b/libcpu/arm/stm32/context_rvds.S
@@ -183,6 +183,7 @@ rt_hw_interrupt_thread_switch	PROC
 
 _no_switch
 	BX		lr
+	NOP
 
 	ENDP