--- a/.cron.yml
+++ b/.cron.yml
@@ -55,13 +55,13 @@ jobs:
       run-on-projects:
           - comm-central
       when: []  # never (hook only)
 
     - name: searchfox-index
       job:
           type: decision-task
           treeherder-symbol: Searchfox
-          target-tasks-method: searchfox_index
+          target-tasks-method: comm_searchfox_index
       run-on-projects:
           - comm-central
       when:
           - {hour: 11, minute: 0}

--- a/taskcluster/comm_taskgraph/__init__.py
+++ b/taskcluster/comm_taskgraph/__init__.py
@@ -20,17 +20,17 @@ BALROG_PRODUCT = 'Thunderbird'
 
 
 def register(graph_config):
     """
     Import all modules that are siblings of this one, triggering decorators in
     the process.
     """
     logger.info("{} path registered".format(__name__))
-    _import_modules(['documentation', 'actions', 'transforms.job.toolchain'])
+    _import_modules(['documentation', 'actions', 'target_tasks', 'transforms.job.toolchain'])
 
 
 def _import_modules(modules):
     for module in modules:
         import_module(".{}".format(module), package=__name__)
 
 
 def get_decision_parameters(graph_config, parameters):

new file mode 100644
--- /dev/null
+++ b/taskcluster/comm_taskgraph/target_tasks.py
@@ -0,0 +1,16 @@
+#  This Source Code Form is subject to the terms of the Mozilla Public
+#  License, v. 2.0. If a copy of the MPL was not distributed with this
+#  file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+from __future__ import absolute_import, print_function, unicode_literals
+
+from taskgraph.target_tasks import _target_task
+
+
+@_target_task('comm_searchfox_index')
+def target_tasks_searchfox(full_task_graph, parameters, graph_config):
+    """Select tasks required for indexing Thunderbird for Searchfox web site each day"""
+    return ['searchfox-linux64-searchfox/debug',
+            'searchfox-macosx64-searchfox/debug',
+            'searchfox-win64-searchfox/debug',
+            ]