diff --git a/lxc-services/solr6/lxcfile b/lxc-services/solr6/lxcfile
index e5d5f25..3acd37b 100644
--- a/lxc-services/solr6/lxcfile
+++ b/lxc-services/solr6/lxcfile
@@ -24,4 +24,4 @@ COPY lxc
 
 USER 8983 8983
 CMD /usr/bin/solr start -f
-READY /bin/grep -q 'o.e.j.s.Server Started' /opt/solr/server/logs/solr.log
+READY /bin/grep -q "o.e.j.s.Server Started" /opt/solr/server/logs/solr.log