diff --git a/src/NzbDrone.Core.Test/ParserTests/HashedReleaseFixture.cs b/src/NzbDrone.Core.Test/ParserTests/HashedReleaseFixture.cs
index a9ccf9485..80541e8f7 100644
--- a/src/NzbDrone.Core.Test/ParserTests/HashedReleaseFixture.cs
+++ b/src/NzbDrone.Core.Test/ParserTests/HashedReleaseFixture.cs
@@ -122,6 +122,20 @@ namespace NzbDrone.Core.Test.ParserTests
                 "Series Title",
                 Quality.WEBDL1080p,
                 "NTb"
+            },
+            new object[]
+            {
+                @"C:\Test\tv\Series.Title.2017.S04E07.Episode.Name.1080p.AMZN.WEB-DL.DDP5.1.H.264-NTb/s2e2fYzx5xJhuBjHn5ZXE07Ebi.mkv".AsOsAgnostic(),
+                "Series Title 2017",
+                Quality.WEBDL1080p,
+                "NTb"
+            },
+            new object[]
+            {
+                @"C:\Test\tv\Series.Title.S04E03.Episode.Name.1080p.AMZN.WEB-DL.DDP5.1.H.264-NTb\zM0vnVU1SoV4uwTihfzTHkYmJPBemgN3MqXG1fY.mkv".AsOsAgnostic(),
+                "Series Title",
+                Quality.WEBDL1080p,
+                "NTb"
             }
         };
 
diff --git a/src/NzbDrone.Core/Parser/Parser.cs b/src/NzbDrone.Core/Parser/Parser.cs
index 3e3312a20..c128c4843 100644
--- a/src/NzbDrone.Core/Parser/Parser.cs
+++ b/src/NzbDrone.Core/Parser/Parser.cs
@@ -349,6 +349,12 @@ namespace NzbDrone.Core.Parser
 
                 // additional Generic match for mixed-case hashes. - Started appearing Dec 2020
                 new Regex(@"^[0-9a-zA-Z]{30}", RegexOptions.Compiled),
+
+                // additional Generic match for mixed-case hashes. - Started appearing Jan 2021
+                new Regex(@"^[0-9a-zA-Z]{26}", RegexOptions.Compiled),
+
+                // additional Generic match for mixed-case hashes. - Started appearing Jan 2021
+                new Regex(@"^[0-9a-zA-Z]{39}", RegexOptions.Compiled),
             };
 
         private static readonly Regex[] SeasonFolderRegexes = new Regex[]