diff --git a/.github/ISSUE_TEMPLATE/bug-report.yml b/.github/ISSUE_TEMPLATE/bug-report.yaml
similarity index 100%
rename from .github/ISSUE_TEMPLATE/bug-report.yml
rename to .github/ISSUE_TEMPLATE/bug-report.yaml
diff --git a/.github/ISSUE_TEMPLATE/config.yml b/.github/ISSUE_TEMPLATE/config.yaml
similarity index 100%
rename from .github/ISSUE_TEMPLATE/config.yml
rename to .github/ISSUE_TEMPLATE/config.yaml
diff --git a/.github/ISSUE_TEMPLATE/feature-request.yml b/.github/ISSUE_TEMPLATE/feature-request.yaml
similarity index 100%
rename from .github/ISSUE_TEMPLATE/feature-request.yml
rename to .github/ISSUE_TEMPLATE/feature-request.yaml
diff --git a/.github/workflows/pr-title.yaml b/.github/workflows/pr-title-checks.yaml
similarity index 95%
rename from .github/workflows/pr-title.yaml
rename to .github/workflows/pr-title-checks.yaml
index 3882ef0..06eff56 100644
--- a/.github/workflows/pr-title.yaml
+++ b/.github/workflows/pr-title-checks.yaml
@@ -1,4 +1,4 @@
-name: "pr-title"
+name: "pr-title-checks"
 
 on:
   pull_request_target:
diff --git a/lint-tasks.yml b/lint-tasks.yaml
similarity index 96%
rename from lint-tasks.yml
rename to lint-tasks.yaml
index 2f2ff14..1c5f153 100644
--- a/lint-tasks.yml
+++ b/lint-tasks.yaml
@@ -28,7 +28,7 @@ tasks:
       CHECKSUM_FILE: "{{.G_BUILD_DIR}}/{{.TASK | replace \":\" \"#\"}}.md5"
       OUTPUT_DIR: "{{.G_LINT_VENV_DIR}}"
     sources:
-      - "{{.ROOT_DIR}}/Taskfile.yml"
+      - "{{.ROOT_DIR}}/taskfile.yaml"
       - "{{.TASKFILE}}"
       - "lint-requirements.txt"
     generates: ["{{.CHECKSUM_FILE}}"]
diff --git a/Taskfile.yml b/taskfile.yaml
similarity index 91%
rename from Taskfile.yml
rename to taskfile.yaml
index d0ff717..1b846c6 100644
--- a/Taskfile.yml
+++ b/taskfile.yaml
@@ -1,7 +1,7 @@
 version: "3"
 
 includes:
-  lint: "lint-tasks.yml"
+  lint: "lint-tasks.yaml"
   utils: "tools/yscope-dev-utils/taskfiles/utils.yml"
 
 vars: