diff --git a/bin/tests/system/ttl/clean.sh b/bin/tests/system/ttl/clean.sh
index 70b2dca3d8..443b841ea8 100644
--- a/bin/tests/system/ttl/clean.sh
+++ b/bin/tests/system/ttl/clean.sh
@@ -1,7 +1,5 @@
 #!/bin/sh
 
-. $SYSTEMTESTTOP/conf.sh
-
 rm -f ./dig.out.*
 rm -f ./*/named.conf
 rm -f ./*/named.memstats