1 files changed, 1 insertions, 1 deletions
diff --git a/test/vol.c b/test/vol.c
index a7c669c..1690614 100644
--- a/test/vol.c
+++ b/test/vol.c
@@ -28,7 +28,7 @@
 #include "H5VLpkg.h" /* Virtual Object Layer                 */
 
 /* Filename */
-const char *FILENAME[] = {"vol_test_file", NULL};
+static const char *FILENAME[] = {"vol_test_file", NULL};
 
 #define NATIVE_VOL_TEST_GROUP_NAME     "test_group"
 #define NATIVE_VOL_TEST_DATASET_NAME   "test_dataset"