diff --git a/distribution/bin/startup.sh b/distribution/bin/startup.sh
index 18536e3e2..78eb3a654 100644
--- a/distribution/bin/startup.sh
+++ b/distribution/bin/startup.sh
@@ -106,6 +106,7 @@ JAVA_OPT="${JAVA_OPT} -jar ${BASE_DIR}/target/nacos-server.jar"
 JAVA_OPT="${JAVA_OPT} ${JAVA_OPT_EXT}"
 JAVA_OPT="${JAVA_OPT} --spring.config.location=${CUSTOM_SEARCH_LOCATIONS}"
 JAVA_OPT="${JAVA_OPT} --logging.config=${BASE_DIR}/conf/nacos-logback.xml"
+JAVA_OPT="${JAVA_OPT} --server.max-http-header-size=524288"
 
 if [ ! -d "${BASE_DIR}/logs" ]; then
   mkdir ${BASE_DIR}/logs