diff --git a/ubuntu/omnibook/Kconfig b/ubuntu/omnibook/Kconfig
index 370b379..acad37a 100644
--- a/ubuntu/omnibook/Kconfig
+++ b/ubuntu/omnibook/Kconfig
@@ -1,4 +1,5 @@
 config OMNIBOOK
 	tristate "Kernel module for HP and Toshiba laptops"
+	depends on X86
 	default m
 	---help---
diff --git a/ubuntu/rfkill/Kconfig b/ubuntu/rfkill/Kconfig
index ff6d8a1..efb62c2 100644
--- a/ubuntu/rfkill/Kconfig
+++ b/ubuntu/rfkill/Kconfig
@@ -1,7 +1,9 @@
 config AVERATEC_5100P
 	tristate "Software kill switch for Averatec 5100P"
+	depends on X86
 	default m

 config PACKARDBELL_E5
 	tristate "Software kill switch for Packard Bell EasyNote E5"
+	depends on X86
 	default m