diff --git a/release/docker/duniter.sh b/release/docker/duniter.sh
index b8c9310633c8d48406533e7b2fe286d89aced28b..e08b3364039300d5afa5fcc716988cf2b86d8e41 100644
--- a/release/docker/duniter.sh
+++ b/release/docker/duniter.sh
@@ -6,7 +6,7 @@ if [[ -z ${1} ]]; then
 fi
 
 # Options
-DUNITER_WEB_UI_HOST = "0.0.0.0"
+DUNITER_WEB_UI_HOST="0.0.0.0"
 export DUNITER_WEB_UI_HOST