diff --git a/.abf.yml b/.abf.yml
index c92da5c..bdd4a9c 100644
--- a/.abf.yml
+++ b/.abf.yml
@@ -12,4 +12,4 @@ sources:
   public_key_RSA_10.pem: ea4752f0a0671a998ba83050acad926a1cbd8c37
   public_key_RSA_11.pem: b71d76f7f322fcd107b3607dfcacb99a0ca20892
   public_key_RSA_12.pem: ce9600ed7fb5c505dc7208a4a2fab4c8ba20df72
-  patch-5.15.75.xz: 7786fb00d218f62157f9da0917ebcb1e1ce6b9f4
+  patch-5.15.77.xz: 3e08acf7b9f29705052bfec03cf0955a3f286cc4
diff --git a/kernel.spec b/kernel.spec
index e7f5af4..8c5d6ca 100644
--- a/kernel.spec
+++ b/kernel.spec
@@ -29,7 +29,7 @@
 
 %define kernelversion 5
 %define patchlevel 15
-%define sublevel 75
+%define sublevel 77
 
 # Release number. Increase this before a rebuild.
 %define rpmrel 1