diff --git a/cluster/addons/fluentd-gcp/fluentd-gcp-ds.yaml b/cluster/addons/fluentd-gcp/fluentd-gcp-ds.yaml
index c05de8f887e..5c195fb086d 100644
--- a/cluster/addons/fluentd-gcp/fluentd-gcp-ds.yaml
+++ b/cluster/addons/fluentd-gcp/fluentd-gcp-ds.yaml
@@ -66,19 +66,19 @@ spec:
             - '-c'
             - >
               LIVENESS_THRESHOLD_SECONDS=${LIVENESS_THRESHOLD_SECONDS:-300};
-              STUCK_THRESHOLD_SECONDS=${LIVENESS_THRESHOLD_SECONDS:-900};
+              STUCK_THRESHOLD_SECONDS=${STUCK_THRESHOLD_SECONDS:-900};
               if [ ! -e /var/log/fluentd-buffers ];
               then
                 exit 1;
               fi;
               touch -d "${STUCK_THRESHOLD_SECONDS} seconds ago" /tmp/marker-stuck;
-              if [[ -z "$(find /var/log/fluentd-buffers -type f -newer /tmp/marker-stuck -print -quit)" ]];
+              if [ -z "$(find /var/log/fluentd-buffers -type d -newer /tmp/marker-stuck -print -quit)" ];
               then
                 rm -rf /var/log/fluentd-buffers;
                 exit 1;
               fi;
               touch -d "${LIVENESS_THRESHOLD_SECONDS} seconds ago" /tmp/marker-liveness;
-              if [[ -z "$(find /var/log/fluentd-buffers -type f -newer /tmp/marker-liveness -print -quit)" ]];
+              if [ -z "$(find /var/log/fluentd-buffers -type d -newer /tmp/marker-liveness -print -quit)" ];
               then
                 exit 1;
               fi;