diff --git a/tasks/main.yml b/tasks/main.yml
index 71a93ce..40f209d 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -110,7 +110,7 @@
   register: taint_removed
   until: >
     ("untainted" in taint_removed.stdout) or
-    ("not found" in taint_removed.stdout)
+    ("not found" in taint_removed.stderr)
   changed_when: "'untainted' in taint_removed.stdout"
   failed_when: false
   retries: 100