diff --git a/compose/.env b/compose/.env
index 358599d..9ed3b7e 100644
--- a/compose/.env
+++ b/compose/.env
@@ -1,4 +1,4 @@
 COMPOSE_PROJECT_NAME=voms-testsuite
-TS_IMAGE=italiangrid/voms-testsuite:latest
+TS_IMAGE=italiangrid/voms-testsuite:centos7-stable
 VOMS_IMAGE=italiangrid/voms:latest
 VOMS_ADMIN_IMAGE=italiangrid/voms-admin:latest
\ No newline at end of file