diff --git a/docs/content/jottacloud.md b/docs/content/jottacloud.md
index fcc5775fe..947b174f0 100644
--- a/docs/content/jottacloud.md
+++ b/docs/content/jottacloud.md
@@ -180,9 +180,10 @@ flag.
 
 Note that Jottacloud requires the MD5 hash before upload so if the
 source does not have an MD5 checksum then the file will be cached
-temporarily on disk (wherever the `TMPDIR` environment variable points
-to) before it is uploaded. Small files will be cached in memory - see
-the [--jottacloud-md5-memory-limit](#jottacloud-md5-memory-limit) flag.
+temporarily on disk (in location given by
+[--temp-dir](/docs/#temp-dir-dir)) before it is uploaded.
+Small files will be cached in memory - see the
+[--jottacloud-md5-memory-limit](#jottacloud-md5-memory-limit) flag.
 When uploading from local disk the source checksum is always available,
 so this does not apply. Starting with rclone version 1.52 the same is
 true for crypted remotes (in older versions the crypt backend would not