diff --git a/src/NzbDrone.Core.Test/ParserTests/ReleaseGroupParserFixture.cs b/src/NzbDrone.Core.Test/ParserTests/ReleaseGroupParserFixture.cs
index 003fb50b5..ebdf82704 100644
--- a/src/NzbDrone.Core.Test/ParserTests/ReleaseGroupParserFixture.cs
+++ b/src/NzbDrone.Core.Test/ParserTests/ReleaseGroupParserFixture.cs
@@ -70,6 +70,9 @@ namespace NzbDrone.Core.Test.ParserTests
         [TestCase("Show Title (2021) S01 (2160p ATVP WEB-DL Hybrid H265 DV HDR10+ DDP Atmos 5.1 English - HONE)", "HONE")]
         [TestCase("Series.Title.S01E09.1080p.DSNP.WEB-DL.DDP2.0.H.264-VARYG (Blue Lock, Multi-Subs)", "VARYG")]
         [TestCase("Series.Title (2014) S09E10 (1080p AMZN WEB-DL x265 HEVC 10bit DDP 5.1 Vyndros)", "Vyndros")]
+        [TestCase("Series Title S02E03 Title 4k to 1080p DSNP WEBrip x265 DDP 5 1 Releaser[SEV]", "SEV")]
+        [TestCase("Series Title Season 01 S01 1080p AMZN UHD WebRip x265 DDP 5.1 Atmos Releaser-SEV", "SEV")]
+        [TestCase("Series Title - S01.E06 - Title 1080p AMZN WebRip x265 DDP 5.1 Atmos Releaser [SEV]", "SEV")]
         public void should_parse_exception_release_group(string title, string expected)
         {
             Parser.Parser.ParseReleaseGroup(title).Should().Be(expected);
diff --git a/src/NzbDrone.Core/Parser/Parser.cs b/src/NzbDrone.Core/Parser/Parser.cs
index 35880d0e9..27f98b91c 100644
--- a/src/NzbDrone.Core/Parser/Parser.cs
+++ b/src/NzbDrone.Core/Parser/Parser.cs
@@ -514,7 +514,7 @@ namespace NzbDrone.Core.Parser
         private static readonly Regex ExceptionReleaseGroupRegexExact = new Regex(@"(?<releasegroup>(?:D\-Z0N3|Fight-BB|VARYG)\b)", RegexOptions.IgnoreCase | RegexOptions.Compiled);
 
         // groups whose releases end with RlsGroup) or RlsGroup]
-        private static readonly Regex ExceptionReleaseGroupRegex = new Regex(@"(?<releasegroup>(Silence|afm72|Panda|Ghost|MONOLITH|Tigole|Joy|ImE|UTR|t3nzin|Anime Time|Project Angel|Hakata Ramen|HONE|Vyndros)(?=\]|\)))", RegexOptions.IgnoreCase | RegexOptions.Compiled);
+        private static readonly Regex ExceptionReleaseGroupRegex = new Regex(@"(?<releasegroup>(Silence|afm72|Panda|Ghost|MONOLITH|Tigole|Joy|ImE|UTR|t3nzin|Anime Time|Project Angel|Hakata Ramen|HONE|Vyndros|SEV)(?=\]|\)))", RegexOptions.IgnoreCase | RegexOptions.Compiled);
 
         private static readonly Regex YearInTitleRegex = new Regex(@"^(?<title>.+?)[-_. ]+?[\(\[]?(?<year>\d{4})[\]\)]?",
                                                                 RegexOptions.IgnoreCase | RegexOptions.Compiled);