diff --git a/docker/backend-dev/libervia.conf b/docker/backend-dev/libervia.conf
index 0d63b124..91c969e7 100644
--- a/docker/backend-dev/libervia.conf
+++ b/docker/backend-dev/libervia.conf
@@ -1,3 +1,4 @@
 [DEFAULT]
 log_fmt = [%%(name)s] %%(message)s
 media_dir = /src/libervia-media
+use_local_shared_tmp=true