--- a/taskcluster/ci/test/tests.yml
+++ b/taskcluster/ci/test/tests.yml
@@ -1272,17 +1272,17 @@ talos-g1:
     description: "Talos g1"
     suite: talos
     try-name: g1
     treeherder-symbol: tc-T(g1)
     run-on-projects:
         by-test-platform:
             linux64-stylo/.*: ['mozilla-central', 'try']
             default: ['mozilla-beta', 'mozilla-aurora', 'mozilla-central', 'mozilla-inbound', 'autoland', 'try'] 
-    max-run-time: 3600
+    max-run-time: 7200
     e10s: true
     mozharness:
         script: talos_script.py
         no-read-buildbot-config: true
         config:
             by-test-platform:
                 macosx.*:
                     - talos/mac_config.py