--- a/taskcluster/ci/nightly-l10n/kind.yml
+++ b/taskcluster/ci/nightly-l10n/kind.yml
@@ -51,16 +51,18 @@ job-template:
    worker-type:
       by-build-platform:
          default: aws-provisioner-v1/gecko-{level}-b-linux
          android-api-15-nightly: aws-provisioner-v1/gecko-{level}-b-android
    treeherder:
       symbol: tc-L10n(N)
       tier:
          by-build-platform:
+            linux.*: 1
+            android.*: 1
             default: 2
       platform:
          by-build-platform:
             linux64-nightly: linux64/opt
             linux-nightly: linux32/opt
             macosx64-nightly: macosx64/opt
             android-api-15-nightly: android-4-0-armv7-api15/opt
    env:

--- a/taskcluster/taskgraph/transforms/balrog.py
+++ b/taskcluster/taskgraph/transforms/balrog.py
@@ -64,17 +64,17 @@ def make_task_description(config, jobs):
         dep_job = job['dependent-task']
 
         treeherder = job.get('treeherder', {})
         treeherder.setdefault('symbol', 'tc-Up(N)')
         dep_th_platform = dep_job.task.get('extra', {}).get(
             'treeherder', {}).get('machine', {}).get('platform', '')
         treeherder.setdefault('platform',
                               "{}/opt".format(dep_th_platform))
-        treeherder.setdefault('tier', 2)
+        treeherder.setdefault('tier', 1)
         treeherder.setdefault('kind', 'build')
 
         attributes = {
             'nightly': dep_job.attributes.get('nightly', False),
             'build_platform': dep_job.attributes.get('build_platform'),
             'build_type': dep_job.attributes.get('build_type'),
         }
 

--- a/taskcluster/taskgraph/transforms/beetmover.py
+++ b/taskcluster/taskgraph/transforms/beetmover.py
@@ -179,17 +179,17 @@ def make_task_description(config, jobs):
     for job in jobs:
         dep_job = job['dependent-task']
 
         treeherder = job.get('treeherder', {})
         dep_th_platform = dep_job.task.get('extra', {}).get(
             'treeherder', {}).get('machine', {}).get('platform', '')
         treeherder.setdefault('platform',
                               "{}/opt".format(dep_th_platform))
-        treeherder.setdefault('tier', 2)
+        treeherder.setdefault('tier', 1)
         treeherder.setdefault('kind', 'build')
 
         label = job.get('label', "beetmover-{}".format(dep_job.label))
         dependent_kind = str(dep_job.kind)
         dependencies = {dependent_kind: dep_job.label}
         # taskid_of_manifest always refers to the unsigned task
         if "signing" in dependent_kind:
             if len(dep_job.dependencies) > 1:

--- a/taskcluster/taskgraph/transforms/signing.py
+++ b/taskcluster/taskgraph/transforms/signing.py
@@ -88,17 +88,17 @@ def make_task_description(config, jobs):
         for format in formats:
             signing_format_scopes.append("project:releng:signing:format:{}".format(format))
 
         treeherder = job.get('treeherder', {})
         treeherder.setdefault('symbol', 'tc(Ns)')
         dep_th_platform = dep_job.task.get('extra', {}).get(
             'treeherder', {}).get('machine', {}).get('platform', '')
         treeherder.setdefault('platform', "{}/opt".format(dep_th_platform))
-        treeherder.setdefault('tier', 2)
+        treeherder.setdefault('tier', 1)
         treeherder.setdefault('kind', 'build')
 
         label = job.get('label', "{}-signing".format(dep_job.label))
 
         attributes = {
                 'nightly': dep_job.attributes.get('nightly', False),
                 'build_platform': dep_job.attributes.get('build_platform'),
                 'build_type': dep_job.attributes.get('build_type'),