diff --git a/test/ci/install_elasticsearch.sh b/test/ci/install_elasticsearch.sh
index 3e358c7..0f6539d 100755
--- a/test/ci/install_elasticsearch.sh
+++ b/test/ci/install_elasticsearch.sh
@@ -17,13 +17,13 @@ if [ ! -d "$CACHE_DIR" ]; then
 
   cd $CACHE_DIR
 
-  bin/elasticsearch-plugin install analysis-kuromoji
+  sudo bin/elasticsearch-plugin install analysis-kuromoji
   if [[ $ELASTICSEARCH_VERSION != 6.0.* ]]; then
-    bin/elasticsearch-plugin install analysis-nori
+    sudo bin/elasticsearch-plugin install analysis-nori
   fi
-  bin/elasticsearch-plugin install analysis-smartcn
-  bin/elasticsearch-plugin install analysis-stempel
-  bin/elasticsearch-plugin install analysis-ukrainian
+  sudo bin/elasticsearch-plugin install analysis-smartcn
+  sudo bin/elasticsearch-plugin install analysis-stempel
+  sudo bin/elasticsearch-plugin install analysis-ukrainian
 else
   echo "Elasticsearch cached"
 fi
--
libgit2 0.21.0