diff --git a/docker-compose.jaeger.yml b/docker-compose.jaeger.yml
index c325f627..7b9f1b76 100644
--- a/docker-compose.jaeger.yml
+++ b/docker-compose.jaeger.yml
@@ -78,8 +78,9 @@ services:
     volumes:
       # This dir needs to be chowned to 1000:1000
       - ./docker/data/elasticsearch/data:/usr/share/elasticsearch/data
-    expose:
-      - 9200
+    ports:
+      # We need to expose this port, so we can prune the indexes.
+      - "127.0.0.1:9200:9200"
     networks:
       shared:
         ipv4_address: 10.10.10.93