diff --git a/src/NzbDrone.Core/Parser/IsoLanguage.cs b/src/NzbDrone.Core/Parser/IsoLanguage.cs
index 7a8e3251c..8f5886b2c 100644
--- a/src/NzbDrone.Core/Parser/IsoLanguage.cs
+++ b/src/NzbDrone.Core/Parser/IsoLanguage.cs
@@ -1,9 +1,13 @@
-namespace NzbDrone.Core.Parser
+using System.Collections.Generic;
+using System.Linq;
+
+namespace NzbDrone.Core.Parser
 {
     public class IsoLanguage
     {
         public string TwoLetterCode { get; set; }
         public string ThreeLetterCode { get; set; }
+        public List<string> AltCodes = new List<string>();
         public Language Language { get; set; }
 
         public IsoLanguage(string twoLetterCode, string threeLetterCode, Language language)
@@ -13,5 +17,14 @@
             Language = language;
         }
 
+        public IsoLanguage(List<string> twoLetterCodes, string threeLetterCode, Language language)
+        {
+            TwoLetterCode = twoLetterCodes.First();
+            twoLetterCodes.RemoveAt(0);
+            ThreeLetterCode = threeLetterCode;
+            Language = language;
+            AltCodes.AddRange(twoLetterCodes);
+        }
+
     }
 }
diff --git a/src/NzbDrone.Core/Parser/IsoLanguages.cs b/src/NzbDrone.Core/Parser/IsoLanguages.cs
index 86a4604cb..0dd1e98e0 100644
--- a/src/NzbDrone.Core/Parser/IsoLanguages.cs
+++ b/src/NzbDrone.Core/Parser/IsoLanguages.cs
@@ -7,9 +7,7 @@ namespace NzbDrone.Core.Parser
     {
         private static readonly HashSet<IsoLanguage> All = new HashSet<IsoLanguage>
                                                            {
-                                                               new IsoLanguage("en", "eng", Language.English),
-                                                               new IsoLanguage("us", "usa", Language.English), //For tmdb mapping
-                                                               new IsoLanguage("uk", "brit", Language.English), //For tmdb mapping too.
+                                                               new IsoLanguage(new List<string> {"en", "us", "uk"}, "eng", Language.English),
                                                                new IsoLanguage("fr", "fra", Language.French),
                                                                new IsoLanguage("es", "spa", Language.Spanish),
                                                                new IsoLanguage("de", "deu", Language.German),
@@ -39,7 +37,7 @@ namespace NzbDrone.Core.Parser
             if (isoCode.Length == 2)
             {
                 //Lookup ISO639-1 code
-                return All.SingleOrDefault(l => l.TwoLetterCode == isoCode);
+                return All.SingleOrDefault(l => l.TwoLetterCode == isoCode) ?? All.SingleOrDefault(l => l.AltCodes.Contains(isoCode));
             }
             else if (isoCode.Length == 3)
             {