--- a/mozilla/b2g_config.py
+++ b/mozilla/b2g_config.py
@@ -1393,18 +1393,18 @@ BRANCHES['mozilla-b2g37_v2_2']['platform
 # HGURL + repo_path should be a valid repository
 BRANCHES['mozilla-b2g37_v2_2r']['repo_path'] = 'releases/mozilla-b2g37_v2_2r'
 BRANCHES['mozilla-b2g37_v2_2r']['gaia_l10n_root'] = 'https://hg.mozilla.org/gaia-l10n'
 BRANCHES['mozilla-b2g37_v2_2r']['gecko_l10n_root'] = 'https://hg.mozilla.org/releases/l10n/mozilla-aurora'
 BRANCHES['mozilla-b2g37_v2_2r']['start_hour'] = [0]
 BRANCHES['mozilla-b2g37_v2_2r']['start_minute'] = [25]
 BRANCHES['mozilla-b2g37_v2_2r']['periodic_start_minute'] = 30
 BRANCHES['mozilla-b2g37_v2_2r']['platforms']['linux64-b2g-haz']['enable_nightly'] = False
-BRANCHES['mozilla-b2g37_v2_2r']['platforms']['linux64_gecko']['enable_nightly'] = True
-BRANCHES['mozilla-b2g37_v2_2r']['platforms']['emulator']['enable_nightly'] = False
+BRANCHES['mozilla-b2g37_v2_2r']['platforms']['linux64_gecko']['enable_nightly'] = False
+BRANCHES['mozilla-b2g37_v2_2r']['platforms']['emulator']['enable_nightly'] = True
 BRANCHES['mozilla-b2g37_v2_2r']['platforms']['emulator-debug']['enable_nightly'] = False
 BRANCHES['mozilla-b2g37_v2_2r']['platforms']['emulator-l']['enable_nightly'] = False
 BRANCHES['mozilla-b2g37_v2_2r']['platforms']['emulator-l-debug']['enable_nightly'] = False
 
 ######## mozilla-b2g34_v2_1s
 # This is a path, relative to HGURL, where the repository is located
 # HGURL + repo_path should be a valid repository
 BRANCHES['mozilla-b2g34_v2_1s']['repo_path'] = 'releases/mozilla-b2g34_v2_1s'