--- a/testing/talos/talos/test.py
+++ b/testing/talos/talos/test.py
@@ -284,17 +284,17 @@ class tabpaint(PageloaderTest):
 @register_test()
 class tps(PageloaderTest):
     """
     Tests the amount of time it takes to switch between tabs
     """
     extensions = '${talos}/tests/tabswitch/tabswitch-signed.xpi'
     tpmanifest = '${talos}/tests/tabswitch/tps.manifest'
     tppagecycles = 5
-    gecko_profile_entries = 1000000
+    gecko_profile_entries = 5000000
     tploadnocache = True
     preferences = {
         'addon.test.tabswitch.urlfile': os.path.join('${talos}',
                                                      'tests',
                                                      'tp5o.html'),
         'addon.test.tabswitch.webserver': '${webserver}',
         # limit the page set number for winxp as we have issues.
         # see https://bugzilla.mozilla.org/show_bug.cgi?id=1195288