diff --git a/test/tw-1688.t b/test/tw-1688.t
index 62731770a..9eab84230 100755
--- a/test/tw-1688.t
+++ b/test/tw-1688.t
@@ -12,9 +12,7 @@
 task add one
 task log two depends:1
 
-JSON=$(mktemp /tmp/tw-1688.XXXXXXXXXX)
-task /two/ export > $JSON
-
-rm $TASKDATA/pending.data $TASKDATA/completed.data
-task import $JSON
+task /two/ export > JSON
 
+rm pending.data completed.data
+task import JSON