diff --git a/arch/um/Kconfig.i386 b/arch/um/Kconfig.i386
index 717f5d3..e752646 100644
--- a/arch/um/Kconfig.i386
+++ b/arch/um/Kconfig.i386
@@ -84,3 +84,5 @@
 	bool
 	default y
 
+config ARCH_SUPPORTS_AOUT
+	def_bool y
diff --git a/arch/um/Kconfig.x86_64 b/arch/um/Kconfig.x86_64
index d632e9a..b438f0e 100644
--- a/arch/um/Kconfig.x86_64
+++ b/arch/um/Kconfig.x86_64
@@ -39,3 +39,5 @@
 	bool
 	default y
 
+config ARCH_SUPPORTS_AOUT
+	def_bool y