diff --git a/src/NzbDrone.Api/Config/IndexerConfigModule.cs b/src/NzbDrone.Api/Config/IndexerConfigModule.cs
index 1f7ff674c..02f03f958 100644
--- a/src/NzbDrone.Api/Config/IndexerConfigModule.cs
+++ b/src/NzbDrone.Api/Config/IndexerConfigModule.cs
@@ -1,4 +1,5 @@
 using FluentValidation;
+using NzbDrone.Api.Validation;
 using NzbDrone.Core.Configuration;
 
 namespace NzbDrone.Api.Config
@@ -16,8 +17,7 @@ public IndexerConfigModule(IConfigService configService)
                            .GreaterThanOrEqualTo(0);
 
             SharedValidator.RuleFor(c => c.RssSyncInterval)
-                .InclusiveBetween(10, 120)
-                .When(c => c.RssSyncInterval > 0);
+                           .IsValidRssSyncInterval();
         }
     }
 }
\ No newline at end of file
diff --git a/src/NzbDrone.Api/NzbDrone.Api.csproj b/src/NzbDrone.Api/NzbDrone.Api.csproj
index 1b1c0b95e..9689ddf41 100644
--- a/src/NzbDrone.Api/NzbDrone.Api.csproj
+++ b/src/NzbDrone.Api/NzbDrone.Api.csproj
@@ -238,6 +238,7 @@
     <Compile Include="TinyIoCNancyBootstrapper.cs" />
     <Compile Include="Update\UpdateModule.cs" />
     <Compile Include="Update\UpdateResource.cs" />
+    <Compile Include="Validation\RssSyncIntervalValidator.cs" />
     <Compile Include="Validation\EmptyCollectionValidator.cs" />
     <Compile Include="Validation\RuleBuilderExtensions.cs" />
     <Compile Include="Wanted\CutoffModule.cs" />
diff --git a/src/NzbDrone.Api/Validation/RssSyncIntervalValidator.cs b/src/NzbDrone.Api/Validation/RssSyncIntervalValidator.cs
new file mode 100644
index 000000000..8a3f2d54c
--- /dev/null
+++ b/src/NzbDrone.Api/Validation/RssSyncIntervalValidator.cs
@@ -0,0 +1,34 @@
+using FluentValidation.Validators;
+
+namespace NzbDrone.Api.Validation
+{
+    public class RssSyncIntervalValidator : PropertyValidator
+    {
+        public RssSyncIntervalValidator()
+            : base("Must be between 10 and 120 or 0 to disable")
+        {
+        }
+
+        protected override bool IsValid(PropertyValidatorContext context)
+        {
+            if (context.PropertyValue == null)
+            {
+                return true;
+            }
+
+            var value = (int)context.PropertyValue;
+
+            if (value == 0)
+            {
+                return true;
+            }
+
+            if (value >= 10 && value <= 120)
+            {
+                return true;
+            }
+
+            return false;
+        }
+    }
+}
diff --git a/src/NzbDrone.Api/Validation/RuleBuilderExtensions.cs b/src/NzbDrone.Api/Validation/RuleBuilderExtensions.cs
index 45cd0e1c6..01a3a4f75 100644
--- a/src/NzbDrone.Api/Validation/RuleBuilderExtensions.cs
+++ b/src/NzbDrone.Api/Validation/RuleBuilderExtensions.cs
@@ -31,5 +31,10 @@ public static IRuleBuilderOptions<T, IEnumerable<TProp>> EmptyCollection<T, TPro
         {
             return ruleBuilder.SetValidator(new EmptyCollectionValidator<TProp>());
         }
+
+        public static IRuleBuilderOptions<T, int> IsValidRssSyncInterval<T>(this IRuleBuilder<T, int> ruleBuilder)
+        {
+            return ruleBuilder.SetValidator(new RssSyncIntervalValidator());
+        }
     }
 }
diff --git a/src/NzbDrone.Core/Jobs/TaskManager.cs b/src/NzbDrone.Core/Jobs/TaskManager.cs
index 0a7d71870..3ad7b909a 100644
--- a/src/NzbDrone.Core/Jobs/TaskManager.cs
+++ b/src/NzbDrone.Core/Jobs/TaskManager.cs
@@ -120,6 +120,11 @@ private int GetRssSyncInterval()
                 return 10;
             }
 
+            if (interval < 0)
+            {
+                return 0;
+            }
+
             return interval;
         }
 
diff --git a/src/UI/Settings/Indexers/Options/IndexerOptionsViewTemplate.hbs b/src/UI/Settings/Indexers/Options/IndexerOptionsViewTemplate.hbs
index c1321d574..056d12648 100644
--- a/src/UI/Settings/Indexers/Options/IndexerOptionsViewTemplate.hbs
+++ b/src/UI/Settings/Indexers/Options/IndexerOptionsViewTemplate.hbs
@@ -34,7 +34,7 @@
         </div>
 
         <div class="col-sm-2 col-sm-pull-1">
-            <input type="number" name="rssSyncInterval" class="form-control"/>
+            <input type="number" name="rssSyncInterval" class="form-control" min="0" max="120"/>
         </div>
     </div>
 </fieldset>