diff --git a/build/Version.props b/build/Version.props
index ef2f6523960..4a4c556f247 100644
--- a/build/Version.props
+++ b/build/Version.props
@@ -10,7 +10,7 @@
     <TgsApiLibraryVersion>11.1.2</TgsApiLibraryVersion>
     <TgsClientVersion>12.1.2</TgsClientVersion>
     <TgsDmapiVersion>6.5.4</TgsDmapiVersion>
-    <TgsInteropVersion>5.6.1</TgsInteropVersion>
+    <TgsInteropVersion>5.6.2</TgsInteropVersion>
     <TgsHostWatchdogVersion>1.4.0</TgsHostWatchdogVersion>
     <TgsContainerScriptVersion>1.2.1</TgsContainerScriptVersion>
     <TgsMigratorVersion>1.0.2</TgsMigratorVersion>
diff --git a/src/DMAPI/tgs/v5/__interop_version.dm b/src/DMAPI/tgs/v5/__interop_version.dm
index 5d3d491a736..1b52b31d6a7 100644
--- a/src/DMAPI/tgs/v5/__interop_version.dm
+++ b/src/DMAPI/tgs/v5/__interop_version.dm
@@ -1 +1 @@
-"5.6.1"
+"5.6.2"
diff --git a/src/Tgstation.Server.Host/Components/Interop/Bridge/RuntimeInformation.cs b/src/Tgstation.Server.Host/Components/Interop/Bridge/RuntimeInformation.cs
index 5d0d13b7fa1..b7d05b67d79 100644
--- a/src/Tgstation.Server.Host/Components/Interop/Bridge/RuntimeInformation.cs
+++ b/src/Tgstation.Server.Host/Components/Interop/Bridge/RuntimeInformation.cs
@@ -2,6 +2,8 @@
 using System.Collections.Generic;
 using System.Linq;
 
+using Newtonsoft.Json;
+
 using Tgstation.Server.Api.Models;
 using Tgstation.Server.Host.Components.Chat;
 using Tgstation.Server.Host.Components.Deployment;
@@ -42,12 +44,14 @@ public sealed class RuntimeInformation : ChatUpdate
 		/// <summary>
 		/// The <see cref="DreamDaemonSecurity"/> level of the launch.
 		/// </summary>
-		public DreamDaemonSecurity? SecurityLevel { get; }
+		[JsonProperty(DefaultValueHandling = DefaultValueHandling.Include)]
+		public DreamDaemonSecurity SecurityLevel { get; }
 
 		/// <summary>
 		/// The <see cref="DreamDaemonSecurity"/> level of the launch.
 		/// </summary>
-		public DreamDaemonVisibility? Visibility { get; }
+		[JsonProperty(DefaultValueHandling = DefaultValueHandling.Include)]
+		public DreamDaemonVisibility Visibility { get; }
 
 		/// <summary>
 		/// The <see cref="TestMergeInformation"/>s in the launch.
@@ -70,8 +74,8 @@ public RuntimeInformation(
 			IDmbProvider dmbProvider,
 			Version serverVersion,
 			string instanceName,
-			DreamDaemonSecurity? securityLevel,
-			DreamDaemonVisibility? visibility,
+			DreamDaemonSecurity securityLevel,
+			DreamDaemonVisibility visibility,
 			ushort serverPort,
 			bool apiValidateOnly)
 			: base(chatTrackingContext?.Channels ?? throw new ArgumentNullException(nameof(chatTrackingContext)))
diff --git a/src/Tgstation.Server.Host/Components/Session/ReattachInformation.cs b/src/Tgstation.Server.Host/Components/Session/ReattachInformation.cs
index 2c9007f4f35..6c429d2d0a6 100644
--- a/src/Tgstation.Server.Host/Components/Session/ReattachInformation.cs
+++ b/src/Tgstation.Server.Host/Components/Session/ReattachInformation.cs
@@ -76,13 +76,11 @@ internal ReattachInformation(
 			Dmb = dmb ?? throw new ArgumentNullException(nameof(dmb));
 			ProcessId = process?.Id ?? throw new ArgumentNullException(nameof(process));
 			RuntimeInformation = runtimeInformation ?? throw new ArgumentNullException(nameof(runtimeInformation));
-			if (!runtimeInformation.SecurityLevel.HasValue)
-				throw new ArgumentException("runtimeInformation must have a valid SecurityLevel!", nameof(runtimeInformation));
 
 			AccessIdentifier = accessIdentifier ?? throw new ArgumentNullException(nameof(accessIdentifier));
 
-			LaunchSecurityLevel = runtimeInformation.SecurityLevel.Value;
-			LaunchVisibility = runtimeInformation.Visibility.Value;
+			LaunchSecurityLevel = runtimeInformation.SecurityLevel;
+			LaunchVisibility = runtimeInformation.Visibility;
 			Port = port;
 
 			runtimeInformationLock = new object();
diff --git a/src/Tgstation.Server.Host/Components/Session/SessionControllerFactory.cs b/src/Tgstation.Server.Host/Components/Session/SessionControllerFactory.cs
index 96228c3c327..939632524ab 100644
--- a/src/Tgstation.Server.Host/Components/Session/SessionControllerFactory.cs
+++ b/src/Tgstation.Server.Host/Components/Session/SessionControllerFactory.cs
@@ -336,7 +336,8 @@ public async Task<ISessionController> LaunchNew(
 						var runtimeInformation = CreateRuntimeInformation(
 							dmbProvider,
 							chatTrackingContext,
-							launchParameters,
+							launchParameters.SecurityLevel.Value,
+							launchParameters.Visibility.Value,
 							apiValidate);
 
 						var reattachInformation = new ReattachInformation(
@@ -430,7 +431,8 @@ public async Task<ISessionController> Reattach(
 						var runtimeInformation = CreateRuntimeInformation(
 							reattachInformation.Dmb,
 							chatTrackingContext,
-							null,
+							reattachInformation.LaunchSecurityLevel,
+							reattachInformation.LaunchVisibility,
 							false);
 						reattachInformation.SetRuntimeInformation(runtimeInformation);
 
@@ -632,15 +634,16 @@ async Task LogDDOutput(IProcess process, string outputFilePath, bool cliSupporte
 		RuntimeInformation CreateRuntimeInformation(
 			IDmbProvider dmbProvider,
 			IChatTrackingContext chatTrackingContext,
-			DreamDaemonLaunchParameters launchParameters,
+			DreamDaemonSecurity securityLevel,
+			DreamDaemonVisibility visibility,
 			bool apiValidateOnly)
 			=> new (
 				chatTrackingContext,
 				dmbProvider,
 				assemblyInformationProvider.Version,
 				instance.Name,
-				launchParameters?.SecurityLevel,
-				launchParameters?.Visibility,
+				securityLevel,
+				visibility,
 				serverPortProvider.HttpApiPort,
 				apiValidateOnly);
 
diff --git a/src/Tgstation.Server.Host/Models/ReattachInformationBase.cs b/src/Tgstation.Server.Host/Models/ReattachInformationBase.cs
index 76dfbfda36c..5cad9efbce2 100644
--- a/src/Tgstation.Server.Host/Models/ReattachInformationBase.cs
+++ b/src/Tgstation.Server.Host/Models/ReattachInformationBase.cs
@@ -32,13 +32,13 @@ public abstract class ReattachInformationBase : DMApiParameters
 		/// The <see cref="DreamDaemonSecurity"/> level DreamDaemon was launched with.
 		/// </summary>
 		[Required]
-		public DreamDaemonSecurity? LaunchSecurityLevel { get; set; }
+		public DreamDaemonSecurity LaunchSecurityLevel { get; set; }
 
 		/// <summary>
 		/// The <see cref="DreamDaemonVisibility"/> DreamDaemon was launched with.
 		/// </summary>
 		[Required]
-		public DreamDaemonVisibility? LaunchVisibility { get; set; }
+		public DreamDaemonVisibility LaunchVisibility { get; set; }
 
 		/// <summary>
 		/// Initializes a new instance of the <see cref="ReattachInformationBase"/> class.