diff --git a/docker-compose-prod.yml b/docker-compose-prod.yml
index 347e158..023c61a 100644
--- a/docker-compose-prod.yml
+++ b/docker-compose-prod.yml
@@ -40,7 +40,7 @@ services:
     # et on injecte la VALEUR dans SPRING_DATASOURCE_PASSWORD
     command: >
       sh -c "
-        export SPRING_DATASOURCE_PASSWORD=$(cat /run/secrets/postgresPassword) &&
+        export SPRING_DATASOURCE_PASSWORD=$$(cat /run/secrets/postgresPassword) &&
         exec java -jar app.jar
       "