diff --git a/docker-compose/Makefile b/docker-compose/Makefile
index 391d6d15b4f210c9016334f2892ba4d6fbcf13ab..e0689cc7ceedc874798ecf20ce32de7cd69ca6d7 100644
--- a/docker-compose/Makefile
+++ b/docker-compose/Makefile
@@ -13,7 +13,7 @@ ATTACH_COMPOSE_FILE_ARGS := $(foreach yml,$(filter-out tango.yml,$(COMPOSE_FILES
 # But we allow to overwrite it.
 NETWORK_MODE ?= tangonet
 
-SCRATCH ?= $(HOME)
+SCRATCH ?= /tmp
 
 # Host name through which others can reach our control interfaces.
 # Needs to be resolvable from the containers and clients.