diff --git a/Assets/Mirror/CompilerSymbols/PreprocessorDefine.cs b/Assets/Mirror/CompilerSymbols/PreprocessorDefine.cs
index 3c9bcd0f3..313f61c0b 100644
--- a/Assets/Mirror/CompilerSymbols/PreprocessorDefine.cs
+++ b/Assets/Mirror/CompilerSymbols/PreprocessorDefine.cs
@@ -31,7 +31,8 @@ public static void AddDefineSymbols()
                 "MIRROR_82_OR_NEWER",
                 "MIRROR_83_OR_NEWER",
                 "MIRROR_84_OR_NEWER",
-                "MIRROR_85_OR_NEWER"
+                "MIRROR_85_OR_NEWER",
+                "MIRROR_86_OR_NEWER"
             };
 
             // only touch PlayerSettings if we actually modified it,
diff --git a/ProjectSettings/ProjectSettings.asset b/ProjectSettings/ProjectSettings.asset
index 2f8cfcc93..0a2d4cfea 100644
--- a/ProjectSettings/ProjectSettings.asset
+++ b/ProjectSettings/ProjectSettings.asset
@@ -580,7 +580,7 @@ PlayerSettings:
   webGLPowerPreference: 2
   scriptingDefineSymbols:
     Server: MIRROR;MIRROR_70_OR_NEWER;MIRROR_71_OR_NEWER;MIRROR_73_OR_NEWER;MIRROR_78_OR_NEWER;MIRROR_79_OR_NEWER;MIRROR_81_OR_NEWER;MIRROR_82_OR_NEWER;MIRROR_83_OR_NEWER;MIRROR_84_OR_NEWER;MIRROR_85_OR_NEWER
-    Standalone: MIRROR;MIRROR_70_OR_NEWER;MIRROR_71_OR_NEWER;MIRROR_73_OR_NEWER;MIRROR_78_OR_NEWER;MIRROR_79_OR_NEWER;MIRROR_81_OR_NEWER;MIRROR_82_OR_NEWER;MIRROR_83_OR_NEWER;MIRROR_84_OR_NEWER;MIRROR_85_OR_NEWER
+    Standalone: MIRROR;MIRROR_70_OR_NEWER;MIRROR_71_OR_NEWER;MIRROR_73_OR_NEWER;MIRROR_78_OR_NEWER;MIRROR_79_OR_NEWER;MIRROR_81_OR_NEWER;MIRROR_82_OR_NEWER;MIRROR_83_OR_NEWER;MIRROR_84_OR_NEWER;MIRROR_85_OR_NEWER;MIRROR_86_OR_NEWER
     WebGL: MIRROR;MIRROR_70_OR_NEWER;MIRROR_71_OR_NEWER;MIRROR_73_OR_NEWER;MIRROR_78_OR_NEWER;MIRROR_79_OR_NEWER;MIRROR_81_OR_NEWER;MIRROR_82_OR_NEWER;MIRROR_83_OR_NEWER;MIRROR_84_OR_NEWER;MIRROR_85_OR_NEWER
   additionalCompilerArguments: {}
   platformArchitecture: {}