diff --git a/docker/update.sh b/docker/update.sh
index 7bbf919..81893dc 100644
--- a/docker/update.sh
+++ b/docker/update.sh
@@ -9,7 +9,7 @@ if [ "${ACME_ENABLED:=true}" = "true" ]; then
   -d ${ACME_DOMAIN} -d *.${ACME_DOMAIN} \
   --dns ${ACME_DNS_TYPE}  \
   --key-file ${CERT_HOME}/${ACME_DOMAIN}/yevpt.com.key \
-  --fullchain-file ${CERT_HOME}/${ACME_DOMAIN}/fullchain.cer \
+  --fullchain-file ${CERT_HOME}/${ACME_DOMAIN}/fullchain.cer
 fi
 
 # 添加刷新url