diff --git a/target/linux/ath79/nand/target.mk b/target/linux/ath79/nand/target.mk
index 7ea9b57f45d..12694b6013e 100644
--- a/target/linux/ath79/nand/target.mk
+++ b/target/linux/ath79/nand/target.mk
@@ -4,6 +4,8 @@ FEATURES += nand
 
 DEFAULT_PACKAGES += wpad-basic-wolfssl
 
+KERNEL_TESTING_PATCHVER:=5.15
+
 define Target/Description
 	Firmware for boards using Qualcomm Atheros, MIPS-based SoCs
 	in the ar72xx and subsequent series, with support for NAND flash