diff --git a/arch/um/Kconfig.common b/arch/um/Kconfig.common
index de562da1bbed..08d931c98621 100644
--- a/arch/um/Kconfig.common
+++ b/arch/um/Kconfig.common
@@ -31,10 +31,9 @@ config PCI
 config PCMCIA
 	bool
 
-# Yet to do!
 config TRACE_IRQFLAGS_SUPPORT
 	bool
-	default n
+	default y
 
 config LOCKDEP_SUPPORT
 	bool