--- a/mozilla/project_branches.py
+++ b/mozilla/project_branches.py
@@ -22,18 +22,17 @@ PROJECT_BRANCHES = {
         },
         'branch_projects': ['spidermonkey_tier_1', 'spidermonkey_info'],
     },
     'b2g-inbound': {
         'merge_builds': False,
         'repo_path': 'integration/b2g-inbound',
         'enable_perproduct_builds': True,
         'mozconfig_dir': 'mozilla-central',
-        'pgo_strategy': 'periodic',
-        'periodic_start_hours': range(2, 24, 3),
+        'pgo_strategy': None,
         'talos_suites': {
             'xperf': 1,
         },
         'platforms': {
             'win32': {
                 'enable_checktests': False,
                 'slave_platforms': ['win7-ix'],
                 'talos_slave_platforms': ['win7-ix'],