diff --git a/src/Tgstation.Server.Host/Components/InstanceManager.cs b/src/Tgstation.Server.Host/Components/InstanceManager.cs
index 6c61afd878..46b39b8e8c 100644
--- a/src/Tgstation.Server.Host/Components/InstanceManager.cs
+++ b/src/Tgstation.Server.Host/Components/InstanceManager.cs
@@ -8,6 +8,7 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
+using Tgstation.Server.Host.Components.Watchdog;
 using Tgstation.Server.Host.Core;
 using Tgstation.Server.Host.IO;
 
@@ -16,11 +17,6 @@ namespace Tgstation.Server.Host.Components
 	/// <inheritdoc />
 	sealed class InstanceManager : IInstanceManager, IHostedService, IInteropRegistrar, IDisposable
 	{
-		/// <summary>
-		/// HTTP GET query key for interop access identifiers
-		/// </summary>
-		const string AccessIdentifierQueryKey = "access";
-
 		/// <summary>
 		/// The <see cref="IInstanceFactory"/> for the <see cref="InstanceManager"/>
 		/// </summary>
@@ -222,7 +218,7 @@ namespace Tgstation.Server.Host.Components
 			if (query == null)
 				throw new ArgumentNullException(nameof(query));
 
-			if (!query.TryGetValue(AccessIdentifierQueryKey, out StringValues values))
+			if (!query.TryGetValue(InteropConstants.DMInteropAccessIdentifier, out StringValues values))
 				return null;
 			var accessIdentifier = values.FirstOrDefault();
 			if (accessIdentifier == default)