diff --git a/src/NzbDrone.Core/RootFolders/RootFolderService.cs b/src/NzbDrone.Core/RootFolders/RootFolderService.cs
index 52da032b7..85646c253 100644
--- a/src/NzbDrone.Core/RootFolders/RootFolderService.cs
+++ b/src/NzbDrone.Core/RootFolders/RootFolderService.cs
@@ -32,6 +32,8 @@ namespace NzbDrone.Core.RootFolders
         private readonly INamingConfigService _namingConfigService;
         private readonly Logger _logger;
 
+        private static readonly string IgnoreFolderFile = ".rrignore";
+
         private static readonly HashSet<string> SpecialFolders = new HashSet<string>
                                                                  {
                                                                      "$recycle.bin",
@@ -185,6 +187,8 @@ namespace NzbDrone.Core.RootFolders
             var setToRemove = SpecialFolders;
             results.RemoveAll(x => setToRemove.Contains(new DirectoryInfo(x.Path.ToLowerInvariant()).Name));
 
+            results.RemoveAll(x => Directory.Exists(x.Path) && Directory.GetFiles(x.Path, IgnoreFolderFile).Length > 0);
+
             _logger.Debug("{0} unmapped folders detected.", results.Count);
             return results.OrderBy(u => u.Name, StringComparer.InvariantCultureIgnoreCase).ToList();
         }