diff --git a/src/NzbDrone.Core/Parser/Parser.cs b/src/NzbDrone.Core/Parser/Parser.cs
index 99b26355b..836101e14 100644
--- a/src/NzbDrone.Core/Parser/Parser.cs
+++ b/src/NzbDrone.Core/Parser/Parser.cs
@@ -521,7 +521,7 @@ namespace NzbDrone.Core.Parser
         private static readonly Regex ExceptionReleaseGroupRegexExact = new Regex(@"(?<releasegroup>(?:D\-Z0N3|Fight-BB|VARYG|E\.N\.D)\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|SEV|Garshasp|Kappa|Natty|RCVR|SAMPA|YOGI|r00t|EDGE2020)(?=\]|\)))", 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|Garshasp|Kappa|Natty|RCVR|SAMPA|YOGI|r00t|EDGE2020|RZeroX)(?=\]|\)))", RegexOptions.IgnoreCase | RegexOptions.Compiled);
 
         private static readonly Regex YearInTitleRegex = new Regex(@"^(?<title>.+?)[-_. ]+?[\(\[]?(?<year>\d{4})[\]\)]?",
                                                                 RegexOptions.IgnoreCase | RegexOptions.Compiled);