diff --git a/Assets/Mirror/CompilerSymbols/PreprocessorDefine.cs b/Assets/Mirror/CompilerSymbols/PreprocessorDefine.cs
index 853142664..257d6d763 100644
--- a/Assets/Mirror/CompilerSymbols/PreprocessorDefine.cs
+++ b/Assets/Mirror/CompilerSymbols/PreprocessorDefine.cs
@@ -22,7 +22,7 @@ public static void AddDefineSymbols()
             HashSet<string> defines = new HashSet<string>(currentDefines.Split(';'))
             {
                 "MIRROR",
-                "MIRROR_70_OR_NEWER",
+
                 "MIRROR_71_OR_NEWER",
                 "MIRROR_73_OR_NEWER",
                 "MIRROR_78_OR_NEWER",
@@ -30,7 +30,9 @@ public static void AddDefineSymbols()
                 "MIRROR_81_OR_NEWER",
                 "MIRROR_82_OR_NEWER",
                 "MIRROR_83_OR_NEWER"
-            };
+           ,
+                "MIRROR_1_OR_NEWER"
+            };;
 
             // only touch PlayerSettings if we actually modified it,
             // otherwise it shows up as changed in git each time.