diff --git a/os/common/rootfs/journald.conf b/os/common/rootfs/journald.conf
index 90a182d4d..763b6e1f3 100644
--- a/os/common/rootfs/journald.conf
+++ b/os/common/rootfs/journald.conf
@@ -1,7 +1,9 @@
 [Journal]
-SystemMaxUse=128M
-SystemKeepFree=1G
-SystemMaxFileSize=10M
-SystemMaxFiles=10
-RuntimeMaxUse=0
+# Nothing creates /var/log/journal, so the journal lives in /run. Keep it there:
+# /var/volatile is shared with docker's writable layer.
+# RuntimeMaxUse/RuntimeKeepFree stay at their defaults (10%/15% of /run) so the
+# budget scales with guest memory.
+Storage=volatile
+RuntimeMaxFileSize=10M
+RuntimeMaxFiles=10
 ReadKMsg=no