diff --git a/package/linux-headers/Config.in.host b/package/linux-headers/Config.in.host
index dc71332f83..f6f7795b89 100644
--- a/package/linux-headers/Config.in.host
+++ b/package/linux-headers/Config.in.host
@@ -151,7 +151,7 @@ config BR2_DEFAULT_KERNEL_HEADERS
 	default "3.9.11"	if BR2_KERNEL_HEADERS_3_9
 	default "3.10.41"	if BR2_KERNEL_HEADERS_3_10
 	default "3.11.10"	if BR2_KERNEL_HEADERS_3_11
-	default "3.12.20"	if BR2_KERNEL_HEADERS_3_12
+	default "3.12.21"	if BR2_KERNEL_HEADERS_3_12
 	default "3.13.11"	if BR2_KERNEL_HEADERS_3_13
 	default "3.14.5"	if BR2_KERNEL_HEADERS_3_14
 	default BR2_DEFAULT_KERNEL_VERSION if BR2_KERNEL_HEADERS_VERSION