diff --git a/tests/data/test962 b/tests/data/test962
index cd3b46f94d..41e8643cd0 100644
--- a/tests/data/test962
+++ b/tests/data/test962
@@ -23,7 +23,7 @@ IDN
 codeset-utf8
 </features>
 <setenv>
-LC_ALL
+LC_ALL=
 LC_CTYPE=en_US.UTF-8
 </setenv>
 <name>