diff --git a/Assets/Mirror/CompilerSymbols/PreprocessorDefine.cs b/Assets/Mirror/CompilerSymbols/PreprocessorDefine.cs
index a8df70726..d186856c3 100644
--- a/Assets/Mirror/CompilerSymbols/PreprocessorDefine.cs
+++ b/Assets/Mirror/CompilerSymbols/PreprocessorDefine.cs
@@ -15,30 +15,6 @@ public static void AddDefineSymbols()
             HashSet<string> defines = new HashSet<string>(currentDefines.Split(';'))
             {
                 "MIRROR",
-                "MIRROR_17_0_OR_NEWER",
-                "MIRROR_18_0_OR_NEWER",
-                "MIRROR_24_0_OR_NEWER",
-                "MIRROR_26_0_OR_NEWER",
-                "MIRROR_27_0_OR_NEWER",
-                "MIRROR_28_0_OR_NEWER",
-                "MIRROR_29_0_OR_NEWER",
-                "MIRROR_30_0_OR_NEWER",
-                "MIRROR_30_5_2_OR_NEWER",
-                "MIRROR_32_1_2_OR_NEWER",
-                "MIRROR_32_1_4_OR_NEWER",
-                "MIRROR_35_0_OR_NEWER",
-                "MIRROR_35_1_OR_NEWER",
-                "MIRROR_37_0_OR_NEWER",
-                "MIRROR_38_0_OR_NEWER",
-                "MIRROR_39_0_OR_NEWER",
-                "MIRROR_40_0_OR_NEWER",
-                "MIRROR_41_0_OR_NEWER",
-                "MIRROR_42_0_OR_NEWER",
-                "MIRROR_43_0_OR_NEWER",
-                "MIRROR_44_0_OR_NEWER",
-                "MIRROR_46_0_OR_NEWER",
-                "MIRROR_47_0_OR_NEWER",
-                "MIRROR_53_0_OR_NEWER",
                 "MIRROR_55_0_OR_NEWER",
                 "MIRROR_57_0_OR_NEWER",
                 "MIRROR_58_0_OR_NEWER",
diff --git a/ProjectSettings/ProjectSettings.asset b/ProjectSettings/ProjectSettings.asset
index e19f5b452..a8d9a8322 100644
--- a/ProjectSettings/ProjectSettings.asset
+++ b/ProjectSettings/ProjectSettings.asset
@@ -579,7 +579,7 @@ PlayerSettings:
   webGLDecompressionFallback: 0
   webGLPowerPreference: 2
   scriptingDefineSymbols:
-    Standalone: MIRROR;MIRROR_17_0_OR_NEWER;MIRROR_18_0_OR_NEWER;MIRROR_24_0_OR_NEWER;MIRROR_26_0_OR_NEWER;MIRROR_27_0_OR_NEWER;MIRROR_28_0_OR_NEWER;MIRROR_29_0_OR_NEWER;MIRROR_30_0_OR_NEWER;MIRROR_30_5_2_OR_NEWER;MIRROR_32_1_2_OR_NEWER;MIRROR_32_1_4_OR_NEWER;MIRROR_35_0_OR_NEWER;MIRROR_35_1_OR_NEWER;MIRROR_37_0_OR_NEWER;MIRROR_38_0_OR_NEWER;MIRROR_39_0_OR_NEWER;MIRROR_40_0_OR_NEWER;MIRROR_41_0_OR_NEWER;MIRROR_42_0_OR_NEWER;MIRROR_43_0_OR_NEWER;MIRROR_44_0_OR_NEWER;MIRROR_46_0_OR_NEWER;MIRROR_47_0_OR_NEWER;MIRROR_53_0_OR_NEWER;MIRROR_55_0_OR_NEWER;MIRROR_57_0_OR_NEWER;MIRROR_58_0_OR_NEWER;MIRROR_65_0_OR_NEWER;MIRROR_66_0_OR_NEWER;MIRROR_2022_9_OR_NEWER;MIRROR_2022_10_OR_NEWER;MIRROR_70_0_OR_NEWER;MIRROR_71_0_OR_NEWER
+    Standalone: MIRROR;MIRROR_55_0_OR_NEWER;MIRROR_57_0_OR_NEWER;MIRROR_58_0_OR_NEWER;MIRROR_65_0_OR_NEWER;MIRROR_66_0_OR_NEWER;MIRROR_2022_9_OR_NEWER;MIRROR_2022_10_OR_NEWER;MIRROR_70_0_OR_NEWER;MIRROR_71_0_OR_NEWER
   additionalCompilerArguments: {}
   platformArchitecture: {}
   scriptingBackend: