--- a/taskcluster/ci/nightly-l10n/kind.yml
+++ b/taskcluster/ci/nightly-l10n/kind.yml
@@ -26,20 +26,17 @@ job-template:
    locales-file:
       by-build-platform:
          default: browser/locales/all-locales
          android-api-15-nightly: mobile/locales/l10n-changesets.json
    chunks:
       by-build-platform:
          macosx64-nightly: 8
          default: 6
-   run-on-projects:
-     - mozilla-central
-     - mozilla-aurora
-     - mozilla-beta
+   run-on-projects: ['mozilla-central', 'mozilla-aurora', 'mozilla-beta']
    ignore-locales:
       by-build-platform:
          # OSX has a special locale for japanese
          macosx64.*: [ja]
          default: [ja-JP-mac]
    run-time:
       by-build-platform:
          default: 36000

--- a/taskcluster/ci/push-apk-breakpoint/kind.yml
+++ b/taskcluster/ci/push-apk-breakpoint/kind.yml
@@ -20,13 +20,10 @@ jobs:
         worker-type: # see transforms
         worker:
             implementation: push-apk-breakpoint
         treeherder:
             symbol: pub(Br)
             platform: Android/opt
             tier: 2
             kind: other
-        run-on-projects:
-            - mozilla-central
-            - mozilla-beta
-            - mozilla-release
+        run-on-projects: ['mozilla-central', 'mozilla-beta', 'mozilla-release']
         deadline-after: 5 days

--- a/taskcluster/ci/push-apk/kind.yml
+++ b/taskcluster/ci/push-apk/kind.yml
@@ -25,13 +25,10 @@ jobs:
             implementation: push-apk
             dry-run: # see transforms
         scopes: # see transforms
         treeherder:
             symbol: pub(gp)
             platform: Android/opt
             tier: 2
             kind: other
-        run-on-projects:
-            - mozilla-central
-            - mozilla-beta
-            - mozilla-release
+        run-on-projects: ['mozilla-central', 'mozilla-beta', 'mozilla-release']
         deadline-after: 5 days

--- a/taskcluster/ci/spidermonkey/kind.yml
+++ b/taskcluster/ci/spidermonkey/kind.yml
@@ -71,20 +71,17 @@ jobs:
         index:
             job-name: sm-mozjs-sys-debug
         treeherder:
             platform: linux64/debug
             symbol: SM-tc(mozjs-crate)
         run:
             using: spidermonkey-mozjs-crate
             spidermonkey-variant: plain
-        run-on-projects:
-            - integration
-            - release
-            - try
+        run-on-projects: ['integration', 'release', 'try']
 
     sm-plain/debug:
         description: "Spidermonkey Plain"
         index:
             job-name: sm-plaindebug-debug
         treeherder:
             platform: linux64/debug
             symbol: SM-tc(p)

--- a/taskcluster/ci/upload-symbols/kind.yml
+++ b/taskcluster/ci/upload-symbols/kind.yml
@@ -26,19 +26,17 @@ only-for-build-platforms:
     - win64-nightly/opt
 
 job-template:
    label: # see transforms
    description: Upload Symbols
    dependencies: # see transforms
    expires-after: 7 days
    deadline-after: 24 hours
-   run-on-projects:
-       - try
-       - release
+   run-on-projects: ['release', 'try']
    worker-type: aws-provisioner-v1/gecko-symbol-upload
    worker:
        implementation: docker-worker
        os: linux
        max-run-time: 600
        command: ["/bin/bash", "bin/upload.sh"]
        docker-image: taskclusterprivate/upload_symbols:0.0.4
        env: