diff --git a/TMDbLib/Objects/Search/TvSeasonEpisode.cs b/TMDbLib/Objects/Search/TvSeasonEpisode.cs
index f9619619..2e354e96 100644
--- a/TMDbLib/Objects/Search/TvSeasonEpisode.cs
+++ b/TMDbLib/Objects/Search/TvSeasonEpisode.cs
@@ -33,7 +33,7 @@ public class TvSeasonEpisode
         public string ProductionCode { get; set; }
 
         [JsonProperty("runtime")]
-        public int Runtime { get; set; }
+        public int? Runtime { get; set; }
 
         [JsonProperty("season_number")]
         public int SeasonNumber { get; set; }
@@ -47,4 +47,4 @@ public class TvSeasonEpisode
         [JsonProperty("vote_count")]
         public int VoteCount { get; set; }
     }
-}
\ No newline at end of file
+}