diff --git a/elasticgraph-local/lib/elastic_graph/local/elasticsearch/Dockerfile b/elasticgraph-local/lib/elastic_graph/local/elasticsearch/Dockerfile
index 5810adf0..a6bb851f 100644
--- a/elasticgraph-local/lib/elastic_graph/local/elasticsearch/Dockerfile
+++ b/elasticgraph-local/lib/elastic_graph/local/elasticsearch/Dockerfile
@@ -1,3 +1,3 @@
 ARG VERSION=latest
 FROM elasticsearch:${VERSION}
-RUN bin/elasticsearch-plugin install mapper-size
+RUN bin/elasticsearch-plugin install mapper-size analysis-icu
diff --git a/elasticgraph-local/lib/elastic_graph/local/opensearch/Dockerfile b/elasticgraph-local/lib/elastic_graph/local/opensearch/Dockerfile
index 578c72a0..e00a0c4f 100644
--- a/elasticgraph-local/lib/elastic_graph/local/opensearch/Dockerfile
+++ b/elasticgraph-local/lib/elastic_graph/local/opensearch/Dockerfile
@@ -1,4 +1,4 @@
 ARG VERSION=latest
 FROM opensearchproject/opensearch:${VERSION}
 RUN /usr/share/opensearch/bin/opensearch-plugin remove opensearch-security
-RUN /usr/share/opensearch/bin/opensearch-plugin install --batch mapper-size
+RUN /usr/share/opensearch/bin/opensearch-plugin install --batch mapper-size analysis-icu