diff --git a/.abf.yml b/.abf.yml
index cdd1683..015df4e 100644
--- a/.abf.yml
+++ b/.abf.yml
@@ -1,3 +1,3 @@
 sources:
   linux-4.13.tar.xz: 39a4e912707c3c646967bbde684d7102d584e45a
-  patch-4.13.3.xz: 7c061eb19a599b7551fd0654a43b825ae97a4098
+  patch-4.13.4.xz: df4b93fe4d9b99d3c65feafca07a290758df64b2
diff --git a/kernel.spec b/kernel.spec
index 76ef735..b20d890 100644
--- a/kernel.spec
+++ b/kernel.spec
@@ -1,7 +1,7 @@
 %define kernelversion	4
 %define patchlevel	13
 # sublevel is now used for -stable patches
-%define sublevel	3
+%define sublevel	4
 
 # Release number. Increase this before a rebuild.
 %define rpmrel		1
diff --git a/patch-4.13.3.sign b/patch-4.13.3.sign
deleted file mode 100644
index 7b35e0c..0000000
--- a/patch-4.13.3.sign
+++ /dev/null
@@ -1,16 +0,0 @@
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diff --git a/patch-4.13.4.sign b/patch-4.13.4.sign
new file mode 100644
index 0000000..a1a59c4
--- /dev/null
+++ b/patch-4.13.4.sign
@@ -0,0 +1,16 @@
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