diff --git a/PKGBUILD b/PKGBUILD
index f3afc0b..b02a6bd 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -91,7 +91,7 @@
 
 ### BUILD OPTIONS END
 
-_kerneloptimized_version=ko1
+_kerneloptimized_version=ko2
 _kernel_major=6.7
 _kernel_minor=9
 _gcc_more_v='20240221.2'
diff --git a/PKGBUILD.buildtool b/PKGBUILD.buildtool
index 5e619cf..b8b468b 100644
--- a/PKGBUILD.buildtool
+++ b/PKGBUILD.buildtool
@@ -7,7 +7,7 @@
 # All build options have been removed as this PKGBUILD is exclusively used for buildtool.sh.
 # If you want to build linux-jstm-optimized without using buildtool.sh use the other PKGBUILD file instead.
 
-_kerneloptimized_version=ko1
+_kerneloptimized_version=ko2
 _kernel_major=6.7
 _kernel_minor=9
 _gcc_more_v='20240221.2'