diff --git a/target/linux/archs38/Makefile b/target/linux/archs38/Makefile
index 42b4edad8a9..5d69da9a4b6 100644
--- a/target/linux/archs38/Makefile
+++ b/target/linux/archs38/Makefile
@@ -12,6 +12,7 @@ FEATURES:=source-only
 SUBTARGETS:=generic
 
 KERNEL_PATCHVER:=5.15
+KERNEL_TESTING_PATCHVER:=6.1
 
 DEVICE_TYPE:=basic