diff --git a/Config.in.legacy b/Config.in.legacy
index a32cbcb6f2..7a4ea7394c 100644
--- a/Config.in.legacy
+++ b/Config.in.legacy
@@ -146,6 +146,13 @@ endif
 
 comment "Legacy options removed in 2019.05"
 
+config BR2_KERNEL_HEADERS_4_20
+	bool "kernel headers version 4.20.x are no longer supported"
+	select BR2_LEGACY
+	help
+	  Version 4.20.x of the Linux kernel headers are no longer
+	  maintained upstream and are now removed.
+
 config BR2_PACKAGE_GST1_PLUGINS_BAD_PLUGIN_COMPOSITOR
 	bool "compositor moved to gst1-plugins-base"
 	select BR2_PACKAGE_GST1_PLUGINS_BASE_PLUGIN_COMPOSITOR