diff --git a/.abf.yml b/.abf.yml
index f0addbf..3fe367d 100644
--- a/.abf.yml
+++ b/.abf.yml
@@ -1,3 +1,3 @@
 sources:
   linux-4.11.tar.xz: 0d2594b7aa3e79521f229569f9e14dc56bdcbd78
-  patch-4.11.8.xz: 06550d2897163de37dd150aae9ca8a675c4601e8
+  patch-4.11.9.xz: 42627a156cb3815a3b2be144dee93d79f7d9829f
diff --git a/kernel.spec b/kernel.spec
index 491d8b5..91948ce 100644
--- a/kernel.spec
+++ b/kernel.spec
@@ -1,7 +1,7 @@
 %define kernelversion	4
 %define patchlevel	11
 # sublevel is now used for -stable patches
-%define sublevel	8
+%define sublevel	9
 
 # Release number. Increase this before a rebuild.
 %define rpmrel		1
diff --git a/patch-4.11.8.sign b/patch-4.11.8.sign
deleted file mode 100644
index a2d759e..0000000
--- a/patch-4.11.8.sign
+++ /dev/null
@@ -1,16 +0,0 @@
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diff --git a/patch-4.11.9.sign b/patch-4.11.9.sign
new file mode 100644
index 0000000..5d4e346
--- /dev/null
+++ b/patch-4.11.9.sign
@@ -0,0 +1,16 @@
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