diff --git a/dir.c b/dir.c
index fae98c47e572..8fdc3f3e416f 100644
--- a/dir.c
+++ b/dir.c
@@ -441,15 +441,21 @@ int exfat_init_dir_entry(struct inode *inode, struct exfat_chain *p_dir,
 {
 	struct super_block *sb = inode->i_sb;
 	struct exfat_sb_info *sbi = EXFAT_SB(sb);
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
-	struct timespec64 ts = current_time(inode);
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 19, 0)
+	struct timespec64 ts;
 #else
-	struct timespec64 ts = CURRENT_TIME_SEC;
+	struct timespec ts;
 #endif
 	sector_t sector;
 	struct exfat_dentry *ep;
 	struct buffer_head *bh;
 
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+	ts = current_time(inode);
+#else
+	ts = CURRENT_TIME_SEC;
+#endif
+
 	/*
 	 * We cannot use exfat_get_dentry_set here because file ep is not
 	 * initialized yet.
diff --git a/exfat_fs.h b/exfat_fs.h
index 0f44bb9e9b51..60650f97673d 100644
--- a/exfat_fs.h
+++ b/exfat_fs.h
@@ -186,9 +186,15 @@ struct exfat_dir_entry {
 	unsigned short attr;
 	loff_t size;
 	unsigned int num_subdirs;
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 19, 0)
 	struct timespec64 atime;
 	struct timespec64 mtime;
 	struct timespec64 crtime;
+#else
+	struct timespec atime;
+	struct timespec mtime;
+	struct timespec crtime;
+#endif
 	struct exfat_dentry_namebuf namebuf;
 };
 
@@ -296,7 +302,11 @@ struct exfat_inode_info {
 	struct rw_semaphore truncate_lock;
 	struct inode vfs_inode;
 	/* File creation time */
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 19, 0)
 	struct timespec64 i_crtime;
+#else
+	struct timespec i_crtime;
+#endif
 };
 
 static inline struct exfat_sb_info *EXFAT_SB(struct super_block *sb)
@@ -514,11 +524,19 @@ void exfat_msg(struct super_block *sb, const char *lv, const char *fmt, ...)
 #define exfat_info(sb, fmt, ...)					\
 	exfat_msg(sb, KERN_INFO, fmt, ##__VA_ARGS__)
 
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 19, 0)
 void exfat_get_entry_time(struct exfat_sb_info *sbi, struct timespec64 *ts,
 		u8 tz, __le16 time, __le16 date, u8 time_cs);
 void exfat_truncate_atime(struct timespec64 *ts);
 void exfat_set_entry_time(struct exfat_sb_info *sbi, struct timespec64 *ts,
 		u8 *tz, __le16 *time, __le16 *date, u8 *time_cs);
+#else
+void exfat_get_entry_time(struct exfat_sb_info *sbi, struct timespec *ts,
+		u8 tz, __le16 time, __le16 date, u8 time_cs);
+void exfat_truncate_atime(struct timespec *ts);
+void exfat_set_entry_time(struct exfat_sb_info *sbi, struct timespec *ts,
+		u8 *tz, __le16 *time, __le16 *date, u8 *time_cs);
+#endif
 u16 exfat_calc_chksum16(void *data, int len, u16 chksum, int type);
 u32 exfat_calc_chksum32(void *data, int len, u32 chksum, int type);
 void exfat_update_bh(struct buffer_head *bh, int sync);
diff --git a/file.c b/file.c
index b0a30b34c6c1..99026432a114 100644
--- a/file.c
+++ b/file.c
@@ -160,7 +160,11 @@ int __exfat_truncate(struct inode *inode, loff_t new_size)
 
 	/* update the directory entry */
 	if (!evict) {
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 19, 0)
 		struct timespec64 ts;
+#else
+		struct timespec ts;
+#endif
 		struct exfat_dentry *ep, *ep2;
 		struct exfat_entry_set_cache *es;
 		int err;
diff --git a/misc.c b/misc.c
index 1fe22cb55126..62b5957cab47 100644
--- a/misc.c
+++ b/misc.c
@@ -71,7 +71,11 @@ void exfat_msg(struct super_block *sb, const char *level, const char *fmt, ...)
 #define SECS_PER_MIN    (60)
 #define TIMEZONE_SEC(x)	((x) * 15 * SECS_PER_MIN)
 
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 19, 0)
 static void exfat_adjust_tz(struct timespec64 *ts, u8 tz_off)
+#else
+static void exfat_adjust_tz(struct timespec *ts, u8 tz_off)
+#endif
 {
 	if (tz_off <= 0x3F)
 		ts->tv_sec -= TIMEZONE_SEC(tz_off);
@@ -80,8 +84,13 @@ static void exfat_adjust_tz(struct timespec64 *ts, u8 tz_off)
 }
 
 /* Convert a EXFAT time/date pair to a UNIX date (seconds since 1 1 70). */
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 19, 0)
 void exfat_get_entry_time(struct exfat_sb_info *sbi, struct timespec64 *ts,
 		u8 tz, __le16 time, __le16 date, u8 time_cs)
+#else
+void exfat_get_entry_time(struct exfat_sb_info *sbi, struct timespec *ts,
+		u8 tz, __le16 time, __le16 date, u8 time_cs)
+#endif
 {
 	u16 t = le16_to_cpu(time);
 	u16 d = le16_to_cpu(date);
@@ -106,8 +115,13 @@ void exfat_get_entry_time(struct exfat_sb_info *sbi, struct timespec64 *ts,
 }
 
 /* Convert linear UNIX date to a EXFAT time/date pair. */
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 19, 0)
 void exfat_set_entry_time(struct exfat_sb_info *sbi, struct timespec64 *ts,
 		u8 *tz, __le16 *time, __le16 *date, u8 *time_cs)
+#else
+void exfat_set_entry_time(struct exfat_sb_info *sbi, struct timespec *ts,
+		u8 *tz, __le16 *time, __le16 *date, u8 *time_cs)
+#endif
 {
 	struct tm tm;
 	u16 t, d;
@@ -136,7 +150,11 @@ void exfat_set_entry_time(struct exfat_sb_info *sbi, struct timespec64 *ts,
 }
 
 /* atime has only a 2-second resolution */
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 19, 0)
 void exfat_truncate_atime(struct timespec64 *ts)
+#else
+void exfat_truncate_atime(struct timespec *ts)
+#endif
 {
 	ts->tv_sec = round_down(ts->tv_sec, 2);
 	ts->tv_nsec = 0;