diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 551cf08..c205b8f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -13,16 +13,15 @@ jobs:
       fail-fast: false
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
+        with:
+          submodules: true
 
       - name: Setup Zig
-        uses: goto-bus-stop/setup-zig@v2.1.1
+        uses: goto-bus-stop/setup-zig@v2
         with:
           version: master
 
-      - name: Update submodules
-        run: git submodule update --init
-
       - name: Install dependencies
         run: sudo apt update && sudo apt install -yq xorriso qemu-system-x86
 
@@ -43,12 +42,12 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Setup Zig
-        uses: goto-bus-stop/setup-zig@v2.1.1
+        uses: goto-bus-stop/setup-zig@v2
         with:
           version: master
 
       - name: Lint
-        run: zig fmt --check kernel/*.zig
+        run: zig fmt --check kernel/*.zig lib/*.zig
diff --git a/build.zig b/build.zig
index 37a65fb..48d29fd 100644
--- a/build.zig
+++ b/build.zig
@@ -103,7 +103,7 @@ pub fn build(b: *std.Build) void {
     run_step.dependOn(&run_cmd.step);
 
     const fmt_step = b.step("fmt", "Format all source files");
-    fmt_step.dependOn(&b.addFmt(.{ .paths = &[_][]const u8{"kernel"} }).step);
+    fmt_step.dependOn(&b.addFmt(.{ .paths = &[_][]const u8{ "kernel", "lib" } }).step);
 
     const clean_step = b.step("clean", "Delete all artifacts created by zig build");
     clean_step.dependOn(&b.addRemoveDirTree("zig-cache").step);
diff --git a/lib/term.zig b/lib/term.zig
index df9ce9d..41cc517 100644
--- a/lib/term.zig
+++ b/lib/term.zig
@@ -74,7 +74,6 @@ pub const ColorRGB = struct {
     }
 };
 
-
 pub inline fn resetColor(writer: anytype) !void {
     try writer.writeAll(csi ++ "m");
 }