diff --git a/testdefs.sh b/testdefs.sh
index 47083871..b31deae8 100644
--- a/testdefs.sh
+++ b/testdefs.sh
@@ -28,6 +28,8 @@ addr_localhost="127.0.0.1"
 declare -a instance_stack=()
 
 # Some useful string constants.
+LF='
+'
 CR='
'
 HT='	'