diff --git a/src/NzbDrone.Core/HealthCheck/Checks/ApiKeyValidationCheck.cs b/src/NzbDrone.Core/HealthCheck/Checks/ApiKeyValidationCheck.cs
index 0ce0fe324..fa284cb31 100644
--- a/src/NzbDrone.Core/HealthCheck/Checks/ApiKeyValidationCheck.cs
+++ b/src/NzbDrone.Core/HealthCheck/Checks/ApiKeyValidationCheck.cs
@@ -10,6 +10,8 @@ namespace NzbDrone.Core.HealthCheck.Checks
     [CheckOn(typeof(ConfigSavedEvent))]
     public class ApiKeyValidationCheck : HealthCheckBase
     {
+        private const int MinimumLength = 20;
+
         private readonly IConfigFileProvider _configFileProvider;
         private readonly Logger _logger;
 
@@ -22,11 +24,11 @@ namespace NzbDrone.Core.HealthCheck.Checks
 
         public override HealthCheck Check()
         {
-            if (_configFileProvider.ApiKey.Length < 20)
+            if (_configFileProvider.ApiKey.Length < MinimumLength)
             {
-                _logger.Warn("Please update your API key to be at least 20 characters long. You can do this via settings or the config file");
+                _logger.Warn("Please update your API key to be at least {0} characters long. You can do this via settings or the config file", MinimumLength);
 
-                return new HealthCheck(GetType(), HealthCheckResult.Warning, _localizationService.GetLocalizedString("ApiKeyValidationHealthCheckMessage"), "#invalid-api-key");
+                return new HealthCheck(GetType(), HealthCheckResult.Warning, string.Format(_localizationService.GetLocalizedString("ApiKeyValidationHealthCheckMessage"), MinimumLength), "#invalid-api-key");
             }
 
             return new HealthCheck(GetType());
diff --git a/src/NzbDrone.Core/Localization/Core/en.json b/src/NzbDrone.Core/Localization/Core/en.json
index 944c3dd7c..da5cec7b2 100644
--- a/src/NzbDrone.Core/Localization/Core/en.json
+++ b/src/NzbDrone.Core/Localization/Core/en.json
@@ -1,6 +1,6 @@
 {
   "Added": "Added",
-  "ApiKeyValidationHealthCheckMessage": "Please update your API key to be at least 20 characters long. You can do this via settings or the config file",
+  "ApiKeyValidationHealthCheckMessage": "Please update your API key to be at least {0} characters long. You can do this via settings or the config file",
   "AppDataLocationHealthCheckMessage": "Updating will not be possible to prevent deleting AppData on Update",
   "ApplyChanges": "Apply Changes",
   "AutomaticAdd": "Automatic Add",