diff --git a/docker/oap/docker-entrypoint.sh b/docker/oap/docker-entrypoint.sh
index 9ec6d2fd2ff47b471849f4cc33ca8cafd5039704..827b45a20e370b2b31b1942672b9a033e2857fb8 100755
--- a/docker/oap/docker-entrypoint.sh
+++ b/docker/oap/docker-entrypoint.sh
@@ -24,7 +24,7 @@ EXT_CONFIG_DIR=/skywalking/ext-config
 
 # Override configuration files
 if [ "$(ls -A $EXT_CONFIG_DIR)" ]; then
-  cp -vfR ${EXT_CONFIG_DIR}/* config/
+  cp -vfRL ${EXT_CONFIG_DIR}/* config/
 fi
 
 CLASSPATH="config:$CLASSPATH"