diff --git a/.github/workflows/markdown-lint.yml b/.github/workflows/markdown-lint.yaml
similarity index 100%
rename from .github/workflows/markdown-lint.yml
rename to .github/workflows/markdown-lint.yaml
diff --git a/.github/workflows/notify-downstream-merge.yml b/.github/workflows/notify-downstream-merge.yaml
similarity index 100%
rename from .github/workflows/notify-downstream-merge.yml
rename to .github/workflows/notify-downstream-merge.yaml
diff --git a/.github/workflows/perf-compare.yml b/.github/workflows/perf-compare.yaml
similarity index 100%
rename from .github/workflows/perf-compare.yml
rename to .github/workflows/perf-compare.yaml
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yaml
similarity index 100%
rename from .github/workflows/release.yml
rename to .github/workflows/release.yaml