diff --git libsemanage-2.4/tests/test_utilities.c libsemanage-2.4/tests/test_utilities.c
index 4d25b07..32cc33c 100644
--- libsemanage-2.4/tests/test_utilities.c
+++ libsemanage-2.4/tests/test_utilities.c
@@ -45,7 +45,7 @@ void test_slurp_file_filter(void);
char fname[] = {
'T', 'E', 'S', 'T', '_', 'T', 'E', 'M', 'P', '_', 'X', 'X', 'X', 'X',
- 'X', 'X'
+ 'X', 'X', '\0'
};
int fd;
FILE *fptr;
