diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5eb591e..7c83ba1 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -21,20 +21,20 @@ jobs:
       name: ci
     steps:
       - name: checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: setup golang
         uses: actions/setup-go@v6
         with:
           go-version: ^1.25
       - name: golangci-lint
-        uses: golangci/golangci-lint-action@v8
+        uses: golangci/golangci-lint-action@v9
   test:
     runs-on: ubuntu-latest
     environment:
       name: ci
     steps:
       - name: checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: setup golang
         uses: actions/setup-go@v6
         with:
@@ -54,7 +54,7 @@ jobs:
       name: ci
     steps:
       - name: checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: setup golang
         uses: actions/setup-go@v6
         with:
diff --git a/.golangci.yml b/.golangci.yml
index 3f68dae..60c58d1 100644
--- a/.golangci.yml
+++ b/.golangci.yml
@@ -10,10 +10,16 @@ linters:
     - gochecknoglobals
     - intrange
     - ireturn
+    - modernize
     - nonamedreturns
     - testpackage
     - varnamelen
+    - wsl
   settings:
+    wsl_v5:
+      allow-first-in-block: true
+      allow-whole-block: false
+      branch-max-lines: 2
     funlen:
       lines: 65
     gocritic:
diff --git a/go.mod b/go.mod
index 50de916..92f28be 100644
--- a/go.mod
+++ b/go.mod
@@ -11,5 +11,5 @@ require (
 
 require (
 	github.com/segmentio/fasthash v1.0.3 // indirect
-	golang.org/x/exp v0.0.0-20251023183803-a4bb9ffd2546 // indirect
+	golang.org/x/exp v0.0.0-20251125195548-87e1e737ad39 // indirect
 )
diff --git a/go.sum b/go.sum
index 9b5b0d2..6ced4d4 100644
--- a/go.sum
+++ b/go.sum
@@ -8,5 +8,5 @@ github.com/segmentio/fasthash v1.0.3 h1:EI9+KE1EwvMLBWwjpRDc+fEM+prwxDYbslddQGtr
 github.com/segmentio/fasthash v1.0.3/go.mod h1:waKX8l2N8yckOgmSsXJi7x1ZfdKZ4x7KRMzBtS3oedY=
 github.com/zyedidia/generic v1.2.1 h1:Zv5KS/N2m0XZZiuLS82qheRG4X1o5gsWreGb0hR7XDc=
 github.com/zyedidia/generic v1.2.1/go.mod h1:ly2RBz4mnz1yeuVbQA/VFwGjK3mnHGRj1JuoG336Bis=
-golang.org/x/exp v0.0.0-20251023183803-a4bb9ffd2546 h1:mgKeJMpvi0yx/sU5GsxQ7p6s2wtOnGAHZWCHUM4KGzY=
-golang.org/x/exp v0.0.0-20251023183803-a4bb9ffd2546/go.mod h1:j/pmGrbnkbPtQfxEe5D0VQhZC6qKbfKifgD0oM7sR70=
+golang.org/x/exp v0.0.0-20251125195548-87e1e737ad39 h1:DHNhtq3sNNzrvduZZIiFyXWOL9IWaDPHqTnLJp+rCBY=
+golang.org/x/exp v0.0.0-20251125195548-87e1e737ad39/go.mod h1:46edojNIoXTNOhySWIWdix628clX9ODXwPsQuG6hsK0=