diff --git a/.ci/tests/integration/cases/logging-window-function/manifests.yaml b/.ci/tests/integration/cases/logging-window-function/manifests.yaml
index 0d6b77f8..d030c826 100644
--- a/.ci/tests/integration/cases/logging-window-function/manifests.yaml
+++ b/.ci/tests/integration/cases/logging-window-function/manifests.yaml
@@ -36,7 +36,7 @@ spec:
   windowConfig:
     windowLengthCount: 10
     slidingIntervalCount: 5
-    processingGuarantee: ATLEAST_ONCE
+    processingGuarantees: ATLEAST_ONCE
   # the processingGuarantee should be manual for window function
   # see: https://github.com/apache/pulsar/pull/16279/files#diff-c77c024ccb31c94a7aa80cb8e96d7e370709157bdc104a1be7867fb6c7aa0586R318-R319
   processingGuarantee: manual
diff --git a/.ci/tests/integration/cases/logging-window-function/verify.sh b/.ci/tests/integration/cases/logging-window-function/verify.sh
index a302342e..e31286cf 100644
--- a/.ci/tests/integration/cases/logging-window-function/verify.sh
+++ b/.ci/tests/integration/cases/logging-window-function/verify.sh
@@ -44,7 +44,7 @@ if [ $? -ne 0 ]; then
 fi
 
 # verify the `processingGuarantees` config
-kubectl logs window-function-sample | grep processingGuarantees=ATLEAST_ONCE
+kubectl logs window-function-sample-function-0 | grep processingGuarantees=ATLEAST_ONCE
 if [ $? -ne 0 ]; then
   kubectl delete -f "${manifests_file}" > /dev/null 2>&1 || true
   exit 1