--- a/target/toolchain/Config.in
+++ b/target/toolchain/Config.in
@@ -1,6 +1,6 @@
 config MAKE_TOOLCHAIN
 	bool "Build the OpenWrt based Toolchain"
-	depends !EXTERNAL_TOOLCHAIN
+	depends on !EXTERNAL_TOOLCHAIN
 	help
 	  This is essentially the toolchain created by OpenWrt.