diff --git a/.config/guix/systems/azure.scm b/.config/guix/systems/azure.scm
index 36d8323..48fc21f 100644
--- a/.config/guix/systems/azure.scm
+++ b/.config/guix/systems/azure.scm
@@ -60,14 +60,14 @@
         (list (channel
                (name 'nonguix)
                (url "https://gitlab.com/nonguix/nonguix")
-               (commit "d3c5eea0cbfe3e5bfbcf1fe15bc916fefacc624f"))
+               (commit "393b8e0405f44835c498d7735a8ae9ff4682b07f"))
               (channel
                (name 'guix)
                (url "https://git.savannah.gnu.org/git/guix.git")
-               (commit "cf88c967afbf15c58efb0ba37d6638f1be9a0481"))))
+               (commit "4c812db049d5c9f2c438748e180f9486ad221b0a"))))
        (inferior
         (inferior-for-channels channels)))
-    (first (lookup-inferior-packages inferior "linux" "5.12.9"))))
+    (first (lookup-inferior-packages inferior "linux" "5.15.12"))))
  ;; (kernel linux)
  (initrd microcode-initrd)
  (firmware (list linux-firmware))
diff --git a/.config/guix/systems/eminence.scm b/.config/guix/systems/eminence.scm
index d697e2e..17b1e00 100644
--- a/.config/guix/systems/eminence.scm
+++ b/.config/guix/systems/eminence.scm
@@ -60,14 +60,14 @@
         (list (channel
                (name 'nonguix)
                (url "https://gitlab.com/nonguix/nonguix")
-               (commit "d3c5eea0cbfe3e5bfbcf1fe15bc916fefacc624f"))
+               (commit "393b8e0405f44835c498d7735a8ae9ff4682b07f"))
               (channel
                (name 'guix)
                (url "https://git.savannah.gnu.org/git/guix.git")
-               (commit "cf88c967afbf15c58efb0ba37d6638f1be9a0481"))))
+               (commit "4c812db049d5c9f2c438748e180f9486ad221b0a"))))
        (inferior
         (inferior-for-channels channels)))
-    (first (lookup-inferior-packages inferior "linux" "5.12.9"))))
+    (first (lookup-inferior-packages inferior "linux" "5.15.12"))))
  ;; (kernel linux)
  (initrd microcode-initrd)
  (firmware (list linux-firmware))
diff --git a/.config/guix/systems/indigo.scm b/.config/guix/systems/indigo.scm
index 439a3de..c76e3bf 100644
--- a/.config/guix/systems/indigo.scm
+++ b/.config/guix/systems/indigo.scm
@@ -51,14 +51,14 @@
         (list (channel
                (name 'nonguix)
                (url "https://gitlab.com/nonguix/nonguix")
-               (commit "d3c5eea0cbfe3e5bfbcf1fe15bc916fefacc624f"))
+               (commit "393b8e0405f44835c498d7735a8ae9ff4682b07f"))
               (channel
                (name 'guix)
                (url "https://git.savannah.gnu.org/git/guix.git")
-               (commit "cf88c967afbf15c58efb0ba37d6638f1be9a0481"))))
+               (commit "4c812db049d5c9f2c438748e180f9486ad221b0a"))))
        (inferior
         (inferior-for-channels channels)))
-    (first (lookup-inferior-packages inferior "linux" "5.12.9"))))
+    (first (lookup-inferior-packages inferior "linux" "5.15.12"))))
  ;; (kernel linux)
  (initrd microcode-initrd)
  (firmware (list linux-firmware))
@@ -108,7 +108,7 @@
    (keyboard-layout keyboard-layout)))
 
  (swap-devices
-  (list (uuid "059a2c26-8f70-4986-adf0-1a2e7b511404")))
+  (list (uuid "3a77c542-7d24-46ff-8123-f7398d1c2677")))
 
  (file-systems
   (cons* (file-system
diff --git a/Guix.org b/Guix.org
index da31f89..ca6a0c8 100644
--- a/Guix.org
+++ b/Guix.org
@@ -221,14 +221,14 @@ Inferior in the kernel is used to avoid recompilation. It looks like I can pin t
        (list (channel
               (name 'nonguix)
               (url "https://gitlab.com/nonguix/nonguix")
-              (commit "d3c5eea0cbfe3e5bfbcf1fe15bc916fefacc624f"))
+              (commit "393b8e0405f44835c498d7735a8ae9ff4682b07f"))
              (channel
               (name 'guix)
               (url "https://git.savannah.gnu.org/git/guix.git")
-              (commit "cf88c967afbf15c58efb0ba37d6638f1be9a0481"))))
+              (commit "4c812db049d5c9f2c438748e180f9486ad221b0a"))))
       (inferior
        (inferior-for-channels channels)))
-   (first (lookup-inferior-packages inferior "linux" "5.12.9"))))
+   (first (lookup-inferior-packages inferior "linux" "5.15.12"))))
 ;; (kernel linux)
 (initrd microcode-initrd)
 (firmware (list linux-firmware))
@@ -332,7 +332,7 @@ Default services for each machine:
    (keyboard-layout keyboard-layout)))
 
  (swap-devices
-  (list (uuid "059a2c26-8f70-4986-adf0-1a2e7b511404")))
+  (list (uuid "3a77c542-7d24-46ff-8123-f7398d1c2677")))
 
  (file-systems
   (cons* (file-system