diff --git a/src/NzbDrone.Core.Test/CustomFormats/Specifications/LanguageSpecification/MultiLanguageFixture.cs b/src/NzbDrone.Core.Test/CustomFormats/Specifications/LanguageSpecification/MultiLanguageFixture.cs
index afc775398..74fb5b30b 100644
--- a/src/NzbDrone.Core.Test/CustomFormats/Specifications/LanguageSpecification/MultiLanguageFixture.cs
+++ b/src/NzbDrone.Core.Test/CustomFormats/Specifications/LanguageSpecification/MultiLanguageFixture.cs
@@ -42,6 +42,26 @@ public void should_match_one_language()
             Subject.IsSatisfiedBy(_input).Should().BeTrue();
         }
 
+        [Test]
+        public void should_match_language_if_other_languages_are_present()
+        {
+            Subject.Value = Language.French.Id;
+            Subject.ExceptLanguage = true;
+            Subject.Negate = false;
+
+            Subject.IsSatisfiedBy(_input).Should().BeTrue();
+        }
+
+        [Test]
+        public void should_match_language_if_not_original_language_is_present()
+        {
+            Subject.Value = Language.Original.Id;
+            Subject.ExceptLanguage = true;
+            Subject.Negate = false;
+
+            Subject.IsSatisfiedBy(_input).Should().BeTrue();
+        }
+
         [Test]
         public void should_not_match_different_language()
         {
@@ -68,5 +88,15 @@ public void should_not_match_negated_when_all_languages_do_not_match()
 
             Subject.IsSatisfiedBy(_input).Should().BeTrue();
         }
+
+        [Test]
+        public void should_not_match_negate_language_if_other_languages_are_present()
+        {
+            Subject.Value = Language.Spanish.Id;
+            Subject.ExceptLanguage = true;
+            Subject.Negate = true;
+
+            Subject.IsSatisfiedBy(_input).Should().BeFalse();
+        }
     }
 }
diff --git a/src/NzbDrone.Core.Test/CustomFormats/Specifications/LanguageSpecification/SingleLanguageFixture.cs b/src/NzbDrone.Core.Test/CustomFormats/Specifications/LanguageSpecification/SingleLanguageFixture.cs
index faee8afe7..af5fc64ad 100644
--- a/src/NzbDrone.Core.Test/CustomFormats/Specifications/LanguageSpecification/SingleLanguageFixture.cs
+++ b/src/NzbDrone.Core.Test/CustomFormats/Specifications/LanguageSpecification/SingleLanguageFixture.cs
@@ -67,5 +67,15 @@ public void should_match_negated_different_language()
 
             Subject.IsSatisfiedBy(_input).Should().BeTrue();
         }
+
+        [Test]
+        public void should_match_negated_except_language_if_language_is_only_present_language()
+        {
+            Subject.Value = Language.French.Id;
+            Subject.ExceptLanguage = true;
+            Subject.Negate = true;
+
+            Subject.IsSatisfiedBy(_input).Should().BeTrue();
+        }
     }
 }
diff --git a/src/NzbDrone.Core/CustomFormats/Specifications/LanguageSpecification.cs b/src/NzbDrone.Core/CustomFormats/Specifications/LanguageSpecification.cs
index d841b7053..9632af893 100644
--- a/src/NzbDrone.Core/CustomFormats/Specifications/LanguageSpecification.cs
+++ b/src/NzbDrone.Core/CustomFormats/Specifications/LanguageSpecification.cs
@@ -30,6 +30,9 @@ public class LanguageSpecification : CustomFormatSpecificationBase
         [FieldDefinition(1, Label = "CustomFormatsSpecificationLanguage", Type = FieldType.Select, SelectOptions = typeof(LanguageFieldConverter))]
         public int Value { get; set; }
 
+        [FieldDefinition(1, Label = "CustomFormatsSpecificationExceptLanguage", HelpText = "CustomFormatsSpecificationExceptLanguageHelpText", Type = FieldType.Checkbox)]
+        public bool ExceptLanguage { get; set; }
+
         public override bool IsSatisfiedBy(CustomFormatInput input)
         {
             if (Negate)
@@ -46,6 +49,11 @@ protected override bool IsSatisfiedByWithoutNegate(CustomFormatInput input)
                 ? input.Series.OriginalLanguage
                 : (Language)Value;
 
+            if (ExceptLanguage)
+            {
+                return input.Languages?.Any(l => l != comparedLanguage) ?? false;
+            }
+
             return input.Languages?.Contains(comparedLanguage) ?? false;
         }
 
@@ -55,6 +63,11 @@ private bool IsSatisfiedByWithNegate(CustomFormatInput input)
                 ? input.Series.OriginalLanguage
                 : (Language)Value;
 
+            if (ExceptLanguage)
+            {
+                return !input.Languages?.Any(l => l != comparedLanguage) ?? false;
+            }
+
             return !input.Languages?.Contains(comparedLanguage) ?? false;
         }
 
diff --git a/src/NzbDrone.Core/Localization/Core/en.json b/src/NzbDrone.Core/Localization/Core/en.json
index 3e77ffdc1..aba736a67 100644
--- a/src/NzbDrone.Core/Localization/Core/en.json
+++ b/src/NzbDrone.Core/Localization/Core/en.json
@@ -290,6 +290,8 @@
   "CustomFormatsSettingsTriggerInfo": "A Custom Format will be applied to a release or file when it matches at least one of each of the different condition types chosen.",
   "CustomFormatsSpecificationFlag": "Flag",
   "CustomFormatsSpecificationLanguage": "Language",
+  "CustomFormatsSpecificationExceptLanguage": "Except Language",
+  "CustomFormatsSpecificationExceptLanguageHelpText": "Matches if any language other than the selected language is present",
   "CustomFormatsSpecificationMaximumSize": "Maximum Size",
   "CustomFormatsSpecificationMaximumSizeHelpText": "Release must be less than or equal to this size",
   "CustomFormatsSpecificationMinimumSize": "Minimum Size",