diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 14fee4ba..e9919d6f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -36,7 +36,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Setup bun
-        uses: oven-sh/setup-bun@v1
+        uses: oven-sh/setup-bun@v2
         with:
           bun-version: latest
 
diff --git a/.github/workflows/kcms/test.yml b/.github/workflows/kcms/test.yml
index 963a907d..29c54e26 100644
--- a/.github/workflows/kcms/test.yml
+++ b/.github/workflows/kcms/test.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: oven-sh/setup-bun@v1
+      - uses: oven-sh/setup-bun@v2
       - name: install packages
         run: bun i
       - name: test
diff --git a/.github/workflows/kcmsf/format_and_lint.yml b/.github/workflows/kcmsf/format_and_lint.yml
index c12fe62e..802ad6ad 100644
--- a/.github/workflows/kcmsf/format_and_lint.yml
+++ b/.github/workflows/kcmsf/format_and_lint.yml
@@ -14,7 +14,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Set up bun
-        uses: oven-sh/setup-bun@v1
+        uses: oven-sh/setup-bun@v2
         with:
           bun-version: latest
 
diff --git a/.github/workflows/kcmsf/test.yml b/.github/workflows/kcmsf/test.yml
index a2a5f232..f924dbdd 100644
--- a/.github/workflows/kcmsf/test.yml
+++ b/.github/workflows/kcmsf/test.yml
@@ -15,7 +15,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Set up bun
-        uses: oven-sh/setup-bun@v1
+        uses: oven-sh/setup-bun@v2
         with:
           bun-version: latest