diff --git a/tests/data/test1034 b/tests/data/test1034
index ef671dfe2e..d926e82ba7 100644
--- a/tests/data/test1034
+++ b/tests/data/test1034
@@ -29,7 +29,7 @@ proxy
 codeset-utf8
 </features>
 <setenv>
-LC_ALL=
+LC_ALL=en_US.UTF-8
 LC_CTYPE=en_US.UTF-8
 </setenv>
 <name>
diff --git a/tests/data/test1035 b/tests/data/test1035
index b6f30ae56b..fc5f1c28f2 100644
--- a/tests/data/test1035
+++ b/tests/data/test1035
@@ -27,7 +27,7 @@ proxy
 codeset-utf8
 </features>
 <setenv>
-LC_ALL=
+LC_ALL=en_US.UTF-8
 LC_CTYPE=en_US.UTF-8
 </setenv>
 <name>