diff --git a/1.3/Assemblies/RJW_Menstruation.dll b/1.3/Assemblies/RJW_Menstruation.dll
index a8b78df..bb60e44 100644
Binary files a/1.3/Assemblies/RJW_Menstruation.dll and b/1.3/Assemblies/RJW_Menstruation.dll differ
diff --git a/1.3/source/RJW_Menstruation/RJW_Menstruation/HediffComps/HediffComp_Menstruation.cs b/1.3/source/RJW_Menstruation/RJW_Menstruation/HediffComps/HediffComp_Menstruation.cs
index bd001b1..bffc7b7 100644
--- a/1.3/source/RJW_Menstruation/RJW_Menstruation/HediffComps/HediffComp_Menstruation.cs
+++ b/1.3/source/RJW_Menstruation/RJW_Menstruation/HediffComps/HediffComp_Menstruation.cs
@@ -1050,7 +1050,10 @@ namespace RJW_Menstruation
         public bool IsBreedingSeason()
         {
             if (Props.breedingSeason == SeasonalBreed.Always) return true;
-            switch (GenLocalDate.Season(parent.pawn.Map))
+            Map map = parent.pawn.Map;
+            if (map is null) map = Find.AnyPlayerHomeMap;
+            if (map is null) return true;
+            switch (GenLocalDate.Season(map))
             {
                 case Season.Spring:
                     if ((Props.breedingSeason & SeasonalBreed.Spring) != 0) return true;