diff --git a/awx/main/tasks.py b/awx/main/tasks.py
index ef20bb3e69..c7894996d9 100644
--- a/awx/main/tasks.py
+++ b/awx/main/tasks.py
@@ -1334,7 +1334,7 @@ class RunProjectUpdate(BaseTask):
         env = self.add_ansible_venv(env)
         env['ANSIBLE_RETRY_FILES_ENABLED'] = str(False)
         env['ANSIBLE_ASK_PASS'] = str(False)
-        env['ANSIBLE_ASK_SUDO_PASS'] = str(False)
+        env['ANSIBLE_BECOME_ASK_PASS'] = str(False)
         env['DISPLAY'] = '' # Prevent stupid password popup when running tests.
         return env