diff --git a/NzbDrone.Api/Series/SeriesModule.cs b/NzbDrone.Api/Series/SeriesModule.cs
index 3b2291863..3a15b689f 100644
--- a/NzbDrone.Api/Series/SeriesModule.cs
+++ b/NzbDrone.Api/Series/SeriesModule.cs
@@ -29,6 +29,7 @@ public SeriesModule(ISeriesService seriesService, ISeriesStatisticsService serie
 
             Get["/{slug}"] = o => GetSeries((string)o.slug.ToString());
 
+            SharedValidator.RuleFor(s => s.Path).NotEmpty();
             SharedValidator.RuleFor(s => s.QualityProfileId).ValidId();
 
             PostValidator.RuleFor(s => s.Title).NotEmpty();