diff --git a/target/linux/airoha/Makefile b/target/linux/airoha/Makefile
index 0a66ef839c9..50c871edaac 100644
--- a/target/linux/airoha/Makefile
+++ b/target/linux/airoha/Makefile
@@ -7,6 +7,7 @@ CPU_TYPE:=cortex-a7
 FEATURES:=dt squashfs nand ramdisk gpio source-only
 
 KERNEL_PATCHVER:=6.1
+KERNEL_TESTING_PATCHVER:=6.6
 
 include $(INCLUDE_DIR)/target.mk