diff --git a/1.3/source/RJW_Menstruation/RJW_Menstruation/HediffComps/MenstruationUtility.cs b/1.3/source/RJW_Menstruation/RJW_Menstruation/HediffComps/MenstruationUtility.cs
index 6864251..80c9344 100644
--- a/1.3/source/RJW_Menstruation/RJW_Menstruation/HediffComps/MenstruationUtility.cs
+++ b/1.3/source/RJW_Menstruation/RJW_Menstruation/HediffComps/MenstruationUtility.cs
@@ -46,7 +46,7 @@ namespace RJW_Menstruation
 
         public static HediffComp_Menstruation GetMenstruationComp(this Hediff vagina)
         {
-            if (vagina is Hediff_PartBaseNatural || vagina is Hediff_PartBaseArtifical)
+            if (VariousDefOf.AllVaginas.Contains(vagina?.def))
             {
                 return vagina.TryGetComp<HediffComp_Menstruation>();
             }