diff --git a/src/Tgstation.Server.Api/Models/Internal/DreamDaemonApiBase.cs b/src/Tgstation.Server.Api/Models/Internal/DreamDaemonApiBase.cs
index e3411b8115..c0c6f63374 100644
--- a/src/Tgstation.Server.Api/Models/Internal/DreamDaemonApiBase.cs
+++ b/src/Tgstation.Server.Api/Models/Internal/DreamDaemonApiBase.cs
@@ -23,7 +23,7 @@ namespace Tgstation.Server.Api.Models.Internal
 		/// The last known count of connected players. Requires <see cref="DreamDaemonLaunchParameters.HealthCheckSeconds"/> to not be 0 and a game server interop version >= 5.10.0 to populate.
 		/// </summary>
 		[ResponseOptions]
-		public int? ClientCount { get; set; }
+		public uint? ClientCount { get; set; }
 
 		/// <summary>
 		/// If the server is undergoing a soft reset. This may be automatically set by changes to other fields.
diff --git a/src/Tgstation.Server.Host/Components/Interop/Topic/TopicResponse.cs b/src/Tgstation.Server.Host/Components/Interop/Topic/TopicResponse.cs
index 45bae93f75..a374bd6750 100644
--- a/src/Tgstation.Server.Host/Components/Interop/Topic/TopicResponse.cs
+++ b/src/Tgstation.Server.Host/Components/Interop/Topic/TopicResponse.cs
@@ -40,6 +40,6 @@ namespace Tgstation.Server.Host.Components.Interop.Topic
 		/// <summary>
 		/// The number of connected clients to the game. Added in Interop 5.10.0.
 		/// </summary>
-		public int? ClientCount { get; set; }
+		public uint? ClientCount { get; set; }
 	}
 }
diff --git a/src/Tgstation.Server.Host/Components/Watchdog/IWatchdog.cs b/src/Tgstation.Server.Host/Components/Watchdog/IWatchdog.cs
index 35da1504f8..c1dd923c00 100644
--- a/src/Tgstation.Server.Host/Components/Watchdog/IWatchdog.cs
+++ b/src/Tgstation.Server.Host/Components/Watchdog/IWatchdog.cs
@@ -27,7 +27,7 @@ namespace Tgstation.Server.Host.Components.Watchdog
 		/// <summary>
 		/// Last known client count queried from the DMAPI. Requires health checks to be enabled to populate.
 		/// </summary>
-		int? ClientCount { get; }
+		uint? ClientCount { get; }
 
 		/// <summary>
 		/// The current <see cref="WatchdogStatus"/>.
diff --git a/src/Tgstation.Server.Host/Components/Watchdog/WatchdogBase.cs b/src/Tgstation.Server.Host/Components/Watchdog/WatchdogBase.cs
index 3c67ca495c..e0aff03f40 100644
--- a/src/Tgstation.Server.Host/Components/Watchdog/WatchdogBase.cs
+++ b/src/Tgstation.Server.Host/Components/Watchdog/WatchdogBase.cs
@@ -39,7 +39,7 @@ namespace Tgstation.Server.Host.Components.Watchdog
 		public long? SessionId => GetActiveController()?.ReattachInformation.Id;
 
 		/// <inheritdoc />
-		public int? ClientCount { get; private set; }
+		public uint? ClientCount { get; private set; }
 
 		/// <inheritdoc />
 		public DateTimeOffset? LaunchTime => GetActiveController()?.LaunchTime;
diff --git a/tests/Tgstation.Server.Tests/Live/Instance/WatchdogTest.cs b/tests/Tgstation.Server.Tests/Live/Instance/WatchdogTest.cs
index d7930e0cc6..2966ec20e6 100644
--- a/tests/Tgstation.Server.Tests/Live/Instance/WatchdogTest.cs
+++ b/tests/Tgstation.Server.Tests/Live/Instance/WatchdogTest.cs
@@ -754,7 +754,7 @@ namespace Tgstation.Server.Tests.Live.Instance
 			Assert.IsTrue(daemonStatus.LaunchTime.Value >= DateTimeOffset.UtcNow.AddHours(-1));
 
 			if (daemonStatus.ClientCount.HasValue)
-				Assert.AreEqual(0, daemonStatus.ClientCount.Value);
+				Assert.AreEqual(0U, daemonStatus.ClientCount.Value);
 
 			if (sessionIdTracker.HasValue)
 				if (knownIncrease.HasValue)
@@ -865,7 +865,7 @@ namespace Tgstation.Server.Tests.Live.Instance
 			await Task.WhenAny(Task.Delay(7000, cancellationToken), ourProcessHandler.Lifetime);
 			Assert.IsFalse(ddProc.HasExited);
 			var daemonStatus = await instanceClient.DreamDaemon.Read(cancellationToken);
-			Assert.AreEqual(0, daemonStatus.ClientCount);
+			Assert.AreEqual(0U, daemonStatus.ClientCount);
 
 			// check DD agrees
 			var topicRequestResult = await SendTestTopic(