diff --git a/src/commonMain/kotlin/com/github/insanusmokrassar/krontab/CronDateTime.kt b/src/commonMain/kotlin/com/github/insanusmokrassar/krontab/CronDateTime.kt
index 1e03d32..68b38f1 100644
--- a/src/commonMain/kotlin/com/github/insanusmokrassar/krontab/CronDateTime.kt
+++ b/src/commonMain/kotlin/com/github/insanusmokrassar/krontab/CronDateTime.kt
@@ -12,37 +12,37 @@ private val incomeSecondRange = 0 .. 59
 fun CronDateTime(
     month: Int? = null,
     dayOfMonth: Int? = null,
-    hour: Int? = null,
-    minute: Int? = null,
-    second: Int? = null
+    hours: Int? = null,
+    minutes: Int? = null,
+    seconds: Int? = null
 ) = CronDateTime(
     month ?.clamp(incomeMonthRange) ?.toByte(),
     dayOfMonth ?.clamp(incomeDayOfMonthRange) ?.toByte(),
-    hour ?.clamp(incomeHourRange) ?.toByte(),
-    minute ?.clamp(incomeMinuteRange) ?.toByte(),
-    second ?.clamp(incomeSecondRange) ?.toByte()
+    hours ?.clamp(incomeHourRange) ?.toByte(),
+    minutes ?.clamp(incomeMinuteRange) ?.toByte(),
+    seconds ?.clamp(incomeSecondRange) ?.toByte()
 )
 
 /**
  * [month] 0-11
  * [dayOfMonth] 0-31
- * [hour] 0-23
- * [minute] 0-59
- * [second] 0-59
+ * [hours] 0-23
+ * [minutes] 0-59
+ * [seconds] 0-59
  */
 data class CronDateTime(
     val month: Byte? = null,
     val dayOfMonth: Byte? = null,
-    val hour: Byte? = null,
-    val minute: Byte? = null,
-    val second: Byte? = null
+    val hours: Byte? = null,
+    val minutes: Byte? = null,
+    val seconds: Byte? = null
 ) {
     init {
         check(month ?.let { it in incomeMonthRange } ?: true)
         check(dayOfMonth ?.let { it in incomeDayOfMonthRange } ?: true)
-        check(hour ?.let { it in incomeHourRange } ?: true)
-        check(minute ?.let { it in incomeMinuteRange } ?: true)
-        check(second ?.let { it in incomeSecondRange } ?: true)
+        check(hours?.let { it in incomeHourRange } ?: true)
+        check(minutes?.let { it in incomeMinuteRange } ?: true)
+        check(seconds?.let { it in incomeSecondRange } ?: true)
     }
 
     internal val klockDayOfMonth = dayOfMonth ?.plus(1)
@@ -51,17 +51,17 @@ data class CronDateTime(
 fun CronDateTime.toNearDateTime(relativelyTo: DateTime = DateTime.now()): DateTime {
     var current = relativelyTo
 
-    second ?.let {
+    seconds?.let {
         val left = it - current.seconds
         current += DateTimeSpan(minutes = if (left < 0) 1 else 0, seconds = left)
     }
 
-    minute ?.let {
+    minutes?.let {
         val left = it - current.minutes
         current += DateTimeSpan(hours = if (left < 0) 1 else 0, minutes = left)
     }
 
-    hour ?.let {
+    hours?.let {
         val left = it - current.hours
         current += DateTimeSpan(days = if (left < 0) 1 else 0, hours = left)
     }