diff --git a/launch.sh b/launch.sh
index 8b9c575..5af7f93 100755
--- a/launch.sh
+++ b/launch.sh
@@ -268,7 +268,7 @@ psql() {
     $docker_cmd start ${POSTGRES_DOCKER_NAME}
     sleep 4 # wait postgreSQL database to be fully launched
   fi
-  $docker_cmd run -it --link ${POSTGRES_DOCKER_NAME}:db --rm postgres sh -c 'exec psql -h "$DB_PORT_5432_TCP_ADDR" -p "$DB_PORT_5432_TCP_PORT" -U postgres' || error_and_quit "Failed to connect to postgreSQL Docker container."
+  $docker_cmd run -it --link ${POSTGRES_DOCKER_NAME}:db --rm "postgres:${POSTGRES_VERSION}" sh -c 'exec psql -h "$DB_PORT_5432_TCP_ADDR" -p "$DB_PORT_5432_TCP_PORT" -U postgres' || error_and_quit "Failed to connect to postgreSQL Docker container."
 }
 
 restore() {