diff --git a/include/util/tdef.h b/include/util/tdef.h
index 3a9e32c8c3..fb1075d74f 100644
--- a/include/util/tdef.h
+++ b/include/util/tdef.h
@@ -303,9 +303,9 @@ typedef enum ELogicConditionType {
 #define TSDB_MAX_TOTAL_BLOCKS     10000
 #define TSDB_DEFAULT_TOTAL_BLOCKS 6
 
-#define TSDB_MIN_DAYS_PER_FILE     1
-#define TSDB_MAX_DAYS_PER_FILE     3650
-#define TSDB_DEFAULT_DAYS_PER_FILE 10
+#define TSDB_MIN_DAYS_PER_FILE     (1 * 1440)    // unit minute
+#define TSDB_MAX_DAYS_PER_FILE     (3650 * 1440)
+#define TSDB_DEFAULT_DAYS_PER_FILE (10 * 1440)
 
 #define TSDB_MIN_KEEP     1       // data in db to be reserved.
 #define TSDB_MAX_KEEP     365000  // data in db to be reserved.