diff --git a/.github/workflows/release-keyring.yaml b/.github/workflows/release-keyring.yaml
index 4767be7..578a2a6 100644
--- a/.github/workflows/release-keyring.yaml
+++ b/.github/workflows/release-keyring.yaml
@@ -19,7 +19,7 @@ jobs:
           python-versions: "3.11, 3.12"
 
       - name: Setup PDM
-        uses: pdm-project/setup-pdm@94a823180e06fcde4ad29308721954a521c96ed0 # v4.4
+        uses: pdm-project/setup-pdm@544d7237314ee09c256785bd360f6b30add38b37 # v4.6
         with:
           version: "2.15.1"
           python-version-file: "src/artifacts-helper/codespaces_artifacts_helper_keyring/pyproject.toml"
diff --git a/.github/workflows/test-keyring.yaml b/.github/workflows/test-keyring.yaml
index 2d22426..0ba7e8d 100644
--- a/.github/workflows/test-keyring.yaml
+++ b/.github/workflows/test-keyring.yaml
@@ -50,7 +50,7 @@ jobs:
           python-versions: "3.8, 3.9, 3.10, 3.11, 3.12, pypy-3.9, pypy-3.10"
 
       - name: Setup PDM
-        uses: pdm-project/setup-pdm@94a823180e06fcde4ad29308721954a521c96ed0 # v4.4
+        uses: pdm-project/setup-pdm@544d7237314ee09c256785bd360f6b30add38b37 # v4.6
         with:
           version: "2.15.1"
           python-version-file: "src/artifacts-helper/codespaces_artifacts_helper_keyring/pyproject.toml"