diff --git a/target/linux/archs38/Makefile b/target/linux/archs38/Makefile
index 7de2684eb7d..0b3feb98899 100644
--- a/target/linux/archs38/Makefile
+++ b/target/linux/archs38/Makefile
@@ -11,8 +11,7 @@ BOARDNAME:=Synopsys DesignWare ARC HS38
 FEATURES:=source-only
 SUBTARGETS:=generic
 
-KERNEL_PATCHVER:=6.1
-KERNEL_TESTING_PATCHVER:=6.6
+KERNEL_PATCHVER:=6.6
 
 DEVICE_TYPE:=basic