diff --git a/include/kernel-version.mk b/include/kernel-version.mk
index 367c631ad8..99c7adc79c 100644
--- a/include/kernel-version.mk
+++ b/include/kernel-version.mk
@@ -6,11 +6,11 @@ ifdef CONFIG_TESTING_KERNEL
   KERNEL_PATCHVER:=$(KERNEL_TESTING_PATCHVER)
 endif
 
-LINUX_VERSION-4.9 = .256
+LINUX_VERSION-4.9 = .255
 LINUX_VERSION-4.14 = .219
 LINUX_VERSION-4.19 = .173
 
-LINUX_KERNEL_HASH-4.9.256 = c48b11c9ca1312632ac3e039be43d975cdac31ba9e78d94b0afb37532ad91497
+LINUX_KERNEL_HASH-4.9.255 = afdf2d03c920f6b12f4e207ab18e45fbe2d7f4a61c066eff0d9916fc5d00c118
 LINUX_KERNEL_HASH-4.14.219 = 75eecaa731c091fcf3bc2ec914b01d299a447d78041cb66a11a2ab169eb801dd
 LINUX_KERNEL_HASH-4.19.173 = d2fdd236e6f31aa8e939f4a686c95417d8571bde3d091fc6a2535937c144195f