diff --git a/uber/configspec.ini b/uber/configspec.ini
index 90539bf5f..7015ed28f 100644
--- a/uber/configspec.ini
+++ b/uber/configspec.ini
@@ -1842,8 +1842,8 @@ release = string(default="")
 
 [[/]]
 tools.add_email_to_error_page.on = boolean(default=True)
-tools.sentry_end_transaction.on = boolean(default=True)
-tools.sentry_start_transaction.on = boolean(default=True)
+tools.sentry_end_transaction.on = boolean(default=False)
+tools.sentry_start_transaction.on = boolean(default=False)
 
 # custom logging output:
 # turn off normal traceback and header logging on errors, instead use our custom verbose logger that prints more info