diff --git a/ports/arm/atomport-asm.s b/ports/arm/atomport-asm.s
index c6c9baa..7ec981c 100644
--- a/ports/arm/atomport-asm.s
+++ b/ports/arm/atomport-asm.s
@@ -60,7 +60,7 @@
 .code 32
 
 
-/*
+/**
  * \b archContextSwitch
  *
  * Architecture-specific context switch routine.