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-rw-r--r--string/tst-strerror.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/string/tst-strerror.c b/string/tst-strerror.c
index 3af51236d7..1fc202e4ea 100644
--- a/string/tst-strerror.c
+++ b/string/tst-strerror.c
@@ -19,6 +19,7 @@
 
 #include <string.h>
 #include <stdio.h>
+#include <stdlib.h>
 #include <errno.h>
 #include <locale.h>
 #include <array_length.h>
@@ -29,6 +30,8 @@
 static int
 do_test (void)
 {
+  unsetenv ("LANGUAGE");
+
   xsetlocale (LC_ALL, "C");
 
   TEST_COMPARE_STRING (strerror (EINVAL), "Invalid argument");