diff --git a/FileModel/Finance.cs b/FileModel/Finance.cs
index c23a992..7742198 100644
--- a/FileModel/Finance.cs
+++ b/FileModel/Finance.cs
@@ -29,7 +29,7 @@ public override void ReadKey(string key, string value) {
                     BankLoan = (int)Math.Round(Double.Parse(value));
                     break;
                 case "BankCreditRating":
-                    BankCreditRating = Double.Parse(value);
+                    BankCreditRating = Double.Parse(value, System.Globalization.NumberStyles.AllowDecimalPoint, System.Globalization.NumberFormatInfo.InvariantInfo);
                     break;
                 case "Ownership":
                     Ownership = Int32.Parse(value);
diff --git a/FileModel/Prison.cs b/FileModel/Prison.cs
index deaeedb..f8b8e2a 100644
--- a/FileModel/Prison.cs
+++ b/FileModel/Prison.cs
@@ -47,7 +47,7 @@ public override void ReadKey(string key, string value) {
                     Version = value;
                     break;
                 case "TimeIndex":
-                    TimeIndex = Double.Parse(value);
+                    TimeIndex = Double.Parse(value, System.Globalization.NumberStyles.AllowDecimalPoint, System.Globalization.NumberFormatInfo.InvariantInfo);
                     break;
                 case "EnabledMisconduct":
                     EnabledMisconduct = Boolean.Parse(value);
diff --git a/FileModel/PrisonerBio.cs b/FileModel/PrisonerBio.cs
index 0082e2f..0565605 100644
--- a/FileModel/PrisonerBio.cs
+++ b/FileModel/PrisonerBio.cs
@@ -27,7 +27,7 @@ public override void ReadKey(string key, string value) {
                     Sentence = Int32.Parse(value);
                     break;
                 case "Served":
-                    Served = Double.Parse(value);
+                    Served = Double.Parse(value, System.Globalization.NumberStyles.AllowDecimalPoint, System.Globalization.NumberFormatInfo.InvariantInfo);
                     break;
                 case "Nitg":
                     Nitg = Int32.Parse(value);