diff --git a/docker-compose.test.yml b/docker-compose.test.yml
index 02e44dc2..68526813 100644
--- a/docker-compose.test.yml
+++ b/docker-compose.test.yml
@@ -35,7 +35,7 @@ services:
       #- ep-mysql-volume:/var/lib/mysql
       - /srv/initdb/etherpad:/docker-entrypoint-initdb.d/
   etherpad:
-    image: etherpad/etherpad
+    image: etherpad/etherpad:1.8.17
     container_name: test_etherpad
     environment:
       DB_TYPE: mysql