diff --git a/ArrayFill.cs b/ArrayFill.cs
index 9f3e72206..f4e440cbc 100644
--- a/ArrayFill.cs
+++ b/ArrayFill.cs
@@ -46,8 +46,7 @@ public static partial class ArrayHelpers
     /// <typeparam name="T">Array type</typeparam>
     public static void ArrayFill<T>(T[] destinationArray, T[] value)
     {
-        if(destinationArray == null)
-            throw new ArgumentNullException(nameof(destinationArray));
+        ArgumentNullException.ThrowIfNull(destinationArray);
 
         if(value.Length > destinationArray.Length)
             throw new ArgumentException("Length of value array must not be more than length of destination");
diff --git a/DateHandlers.cs b/DateHandlers.cs
index 30ad7496d..b01dd0ddd 100644
--- a/DateHandlers.cs
+++ b/DateHandlers.cs
@@ -345,13 +345,9 @@ public static class DateHandlers
     /// <summary>Converts a LIF timestamp to .NET DateTime</summary>
     /// <param name="date">LIF timestamp</param>
     /// <returns>.NET DateTime</returns>
-    public static DateTime LifToDateTime(byte[] date)
-    {
-        if(date is not { Length: 6 })
-            return new DateTime(1970, 1, 1, 0, 0, 0);
-
-        return LifToDateTime(date[0], date[1], date[2], date[3], date[4], date[5]);
-    }
+    public static DateTime LifToDateTime(byte[] date) => date is not { Length: 6 } ? new DateTime(1970, 1, 1, 0, 0, 0)
+                                                             : LifToDateTime(date[0], date[1], date[2], date[3],
+                                                                             date[4], date[5]);
 
     /// <summary>Converts a LIF timestamp to .NET DateTime</summary>
     /// <param name="year">Yer</param>