diff --git a/src/NzbDrone.Core/CustomFormats/Specifications/SizeSpecification.cs b/src/NzbDrone.Core/CustomFormats/Specifications/SizeSpecification.cs
index acf56f17e..532087b6c 100644
--- a/src/NzbDrone.Core/CustomFormats/Specifications/SizeSpecification.cs
+++ b/src/NzbDrone.Core/CustomFormats/Specifications/SizeSpecification.cs
@@ -10,17 +10,17 @@ public class SizeSpecification : CustomFormatSpecificationBase
         public override int Order => 8;
         public override string ImplementationName => "Size";
 
-        [FieldDefinition(1, Label = "Minimum Size", Unit = "GB", Type = FieldType.Number)]
+        [FieldDefinition(1, Label = "Minimum Size", HelpText = "Release must be greater than this size", Unit = "GB", Type = FieldType.Number)]
         public double Min { get; set; }
 
-        [FieldDefinition(1, Label = "Maximum Size", Unit = "GB", Type = FieldType.Number)]
+        [FieldDefinition(1, Label = "Maximum Size", HelpText = "Release must be less than or equal to this size", Unit = "GB", Type = FieldType.Number)]
         public double Max { get; set; }
 
         protected override bool IsSatisfiedByWithoutNegate(ParsedMovieInfo movieInfo)
         {
             var size = (movieInfo?.ExtraInfo?.GetValueOrDefault("Size", 0.0) as long?) ?? 0;
 
-            return size > Min.Gigabytes() && size < Max.Gigabytes();
+            return size > Min.Gigabytes() && size <= Max.Gigabytes();
         }
     }
 }