diff --git a/src/Nox.Cron/Nox.Cron.csproj b/src/Nox.Cron/Nox.Cron.csproj
index 5cfc5bd..9d3fbdd 100644
--- a/src/Nox.Cron/Nox.Cron.csproj
+++ b/src/Nox.Cron/Nox.Cron.csproj
@@ -1,12 +1,13 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
-    <ImplicitUsings>enable</ImplicitUsings>
+    <TargetFrameworks>netstandard2.0;net7.0</TargetFrameworks>
+    <LangVersion>11.0</LangVersion>
+    <ImplicitUsings>disable</ImplicitUsings>
     <Nullable>enable</Nullable>
     <PackageId>Nox.Cron</PackageId>
-    <AssemblyVersion>8.0.0.0</AssemblyVersion>
-    <FileVersion>8.0.0.0</FileVersion>
-    <PackageVersion>8.0.0</PackageVersion>
+    <AssemblyVersion>7.0.1</AssemblyVersion>
+    <FileVersion>7.0.1</FileVersion>
+    <PackageVersion>7.0.1</PackageVersion>
     <Authors>Andre Sharpe</Authors>
     <Company>Creations Unlimited</Company>
     <PackageTags>English Cron Extension String Convert</PackageTags>
diff --git a/src/Nox.Cron/Parser/CronParser.cs b/src/Nox.Cron/Parser/CronParser.cs
index 8d5e4f1..45381c7 100644
--- a/src/Nox.Cron/Parser/CronParser.cs
+++ b/src/Nox.Cron/Parser/CronParser.cs
@@ -1,4 +1,7 @@
-using System.Text;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
 
 namespace Nox.Cron
 {
@@ -46,7 +49,7 @@ public static CronSchedule ToCronExpression(this string englishPhrase)
             // keep lowercase alpha, numbers, colon and plus - ignore rest
             for (var i = 0; i < sbPhrase.Length; i++)
             {
-                if (!" +:0123456789abcdefghijklmnopqrstuvwxyz".Contains(sbPhrase[i])) 
+                if (" +:0123456789abcdefghijklmnopqrstuvwxyz".IndexOf(sbPhrase[i]) == -1) 
                     sbPhrase[i] = '_';
             }
             sbPhrase.Replace("_", "");
@@ -74,7 +77,8 @@ public static CronSchedule ToCronExpression(this string englishPhrase)
 
             // Replace synonymns 
             var words = sbPhrase.ToString()
-                .Split(' ', StringSplitOptions.RemoveEmptyEntries)
+                .Split(' ')
+                .Where(s => s.Length > 0)
                 .Select(x => Synonymn(x))
                 .ToList();
 
@@ -86,7 +90,7 @@ public static CronSchedule ToCronExpression(this string englishPhrase)
             }
             
             // if there is a date implied, assume first phrase is a time and vice versa
-            if (!words[0].StartsWith('['))
+            if (!words[0].StartsWith("["))
             {
                 if (words.Contains("[T]") && !words.Contains("[D]"))
                     words.Insert(0, "[D]");
@@ -104,7 +108,7 @@ public static CronSchedule ToCronExpression(this string englishPhrase)
                 var everyWordCount = 0;
                 for (var i = everyStartPos; i < words.Count; i++)
                 {
-                    if (words[i].StartsWith('[')) break;
+                    if (words[i].StartsWith("[")) break;
                     everyWordCount++;
                     sbEvery.Append(words[i]);
                     sbEvery.Append(' ');
@@ -160,8 +164,7 @@ public static CronSchedule ToCronExpression(this string englishPhrase)
                     var everyParts = every.Split(' ').Reverse().ToArray();
                     
                     var everyPartString = "*/"+
-                        string.Join(',', 
-                            everyParts.Skip(1).Reverse().Skip(1).ToArray()
+                        string.Join(",", everyParts.Skip(1).Reverse().Skip(1).ToArray()
                         );
 
                     isEveryHandled = true;
@@ -342,14 +345,15 @@ public static CronSchedule ToCronExpression(this string englishPhrase)
 
             // handle anything unparsed that may be a time or day-of-month
 
-            words = string.Join(' ', words.ToArray())
+            words = string.Join(" ", words.ToArray())
                 .Trim()
                 .Replace("[D]","_")
                 .Replace("[T]","_")
-                .Split('_', StringSplitOptions.RemoveEmptyEntries)
+                .Split('_')
                 .Select(s => s.Trim())
                 .Where(s => s.Length > 0)
                 .ToList();
+                
 
             for (var i = words.Count - 1; i > -1; i--)
             {
@@ -370,10 +374,14 @@ public static CronSchedule ToCronExpression(this string englishPhrase)
 
                 if (!string.IsNullOrWhiteSpace(words[i]) && words[i].All(c => Char.IsWhiteSpace(c) || Char.IsDigit(c)))
                 {
-                    var elements = words[i].Split(' ', StringSplitOptions.RemoveEmptyEntries);
-                    schedule.DayOfMonth = string.Join(',',elements);
+                    var elements = words[i]
+                        .Split(' ')
+                        .Select(s => s.Trim())
+                        .Where(s => s.Length > 0)
+                        .ToList();
+
+                    schedule.DayOfMonth = string.Join(",", elements);
                     words.RemoveAt(i);
-                    continue;
                 }
 
             }
@@ -395,7 +403,7 @@ public static CronSchedule ToCronExpression(this string englishPhrase)
             if (string.IsNullOrWhiteSpace(schedule.DayOfWeek))
                 schedule.DayOfWeek = "*";
 
-            schedule.Unparsed = string.Join(' ',words.ToArray()).Trim();
+            schedule.Unparsed = string.Join(" ",words.ToArray()).Trim();
 
             // done
 
diff --git a/src/Nox.Cron/Parser/CronSchedule.cs b/src/Nox.Cron/Parser/CronSchedule.cs
index cc6752e..37bc9b1 100644
--- a/src/Nox.Cron/Parser/CronSchedule.cs
+++ b/src/Nox.Cron/Parser/CronSchedule.cs
@@ -6,12 +6,12 @@ public CronSchedule()
         {
         }
 
-        public string Minutes { get; init; } = string.Empty;
-        public string Hours { get; init; } = string.Empty;
-        public string DayOfMonth { get; init; } = string.Empty;
-        public string Months { get; init; } = string.Empty;
-        public string DayOfWeek { get; init; } = string.Empty;
-        public string Unparsed { get; init; } = string.Empty;
+        public string Minutes { get; set; } = string.Empty;
+        public string Hours { get; set; } = string.Empty;
+        public string DayOfMonth { get; set; } = string.Empty;
+        public string Months { get; set; } = string.Empty;
+        public string DayOfWeek { get; set; } = string.Empty;
+        public string Unparsed { get; set; } = string.Empty;
 
         public override string ToString() => $"{Minutes} {Hours} {DayOfMonth} {Months} {DayOfWeek}";
         public bool IsFullyParsed() => string.IsNullOrWhiteSpace(Unparsed);