diff --git a/.abf.yml b/.abf.yml
index a9141c7..dce32f6 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-5.15.72.xz: 213c68bcead30662d2c9590070e60016c14b7ee4
+  patch-5.15.73.xz: 409003b6953debf5375213a9228ee30ab5c95666
diff --git a/kernel.spec b/kernel.spec
index 3f11d33..7ac8492 100644
--- a/kernel.spec
+++ b/kernel.spec
@@ -29,10 +29,10 @@
 
 %define kernelversion 5
 %define patchlevel 15
-%define sublevel 72
+%define sublevel 73
 
 # Release number. Increase this before a rebuild.
-%define rpmrel 2
+%define rpmrel 1
 %define fullrpmrel %{rpmrel}
 
 %define rpmtag %{disttag}