diff --git a/.github/workflows/clang.yml b/.github/workflows/clang.yml
index aa3f797..85e1a4f 100644
--- a/.github/workflows/clang.yml
+++ b/.github/workflows/clang.yml
@@ -9,12 +9,12 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
-      - uses: cachix/install-nix-action@v20
+      - uses: cachix/install-nix-action@v27
         with:
           extra_nix_config: |
             auto-optimise-store = true
             experimental-features = nix-command flakes
-      - uses: cachix/cachix-action@v12
+      - uses: cachix/cachix-action@v15
         with:
           name: pain
           authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
diff --git a/.github/workflows/gcc.yml b/.github/workflows/gcc.yml
index 55a0248..32aa50f 100644
--- a/.github/workflows/gcc.yml
+++ b/.github/workflows/gcc.yml
@@ -9,12 +9,12 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
-      - uses: cachix/install-nix-action@v20
+      - uses: cachix/install-nix-action@v27
         with:
           extra_nix_config: |
             auto-optimise-store = true
             experimental-features = nix-command flakes
-      - uses: cachix/cachix-action@v12
+      - uses: cachix/cachix-action@v15
         with:
           name: pain
           authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
diff --git a/include/bus.hh b/include/bus.hh
index 06ebdba..bcfdb11 100644
--- a/include/bus.hh
+++ b/include/bus.hh
@@ -1,7 +1,7 @@
 #pragma once
 
-#include "memory.hh"
 #include "io/io.hh"
+#include "memory.hh"
 #include <memory>
 
 namespace matar {
diff --git a/include/io/sound.hh b/include/io/sound.hh
index b983789..20f9fbf 100644
--- a/include/io/sound.hh
+++ b/include/io/sound.hh
@@ -30,7 +30,7 @@
   40000A4h  4    W    FIFO_B    Channel B FIFO, Data 0-3
 */
 
-struct sound{
+struct sound {
     using u16 = uint16_t;
 
     // channel 1