diff --git a/.github/workflows/check.yaml b/.github/workflows/check.yaml
index 3a2f06c..1f7102f 100644
--- a/.github/workflows/check.yaml
+++ b/.github/workflows/check.yaml
@@ -23,7 +23,7 @@ jobs:
         go-version: "1.20"
 
     - name: Install yamlfmt
-      run: go install github.com/google/yamlfmt/cmd/yamlfmt@v0.10.0
+      run: go install github.com/google/yamlfmt/cmd/yamlfmt@v0.12.1
 
     - name: Install dependencies
       run: npm ci --ignore-scripts
diff --git a/flake.nix b/flake.nix
index d596890..7a40fd9 100644
--- a/flake.nix
+++ b/flake.nix
@@ -33,7 +33,7 @@
               edge-pkgs.nixfmt-rfc-style
 
               edge-pkgs.nodejs_20
-              yamlfmt # 0.12.0 have curucial bug https://github.com/NixOS/nixpkgs/pull/309773
+              edge-pkgs.yamlfmt
               edge-pkgs.deno
               edge-pkgs.dprint
               edge-pkgs.typos