diff --git a/6.6/include/kernel-6.6 b/6.6/include/kernel-6.6
index 92958f71..4232f3cc 100644
--- a/6.6/include/kernel-6.6
+++ b/6.6/include/kernel-6.6
@@ -1,2 +1,3 @@
-LINUX_VERSION-6.6 = .12
+LINUX_VERSION-6.6 = .21
+LINUX_KERNEL_HASH-6.6.21 = ee0b430148da94d2b13608b8d80b007b7d281dc90e3f19b63cf9a9943810e457
 LINUX_KERNEL_HASH-6.6.12 = 1fd7ec8c3d9c4e4b3a41d11e2c6d151e5fbf875dd08b3577f73afd6ee6674605