diff --git a/src/compiler/commandLineParser.ts b/src/compiler/commandLineParser.ts
index 8ea829eaad5b2..05d80d97ccc6e 100644
--- a/src/compiler/commandLineParser.ts
+++ b/src/compiler/commandLineParser.ts
@@ -1166,7 +1166,7 @@ namespace ts {
             affectsEmit: true,
             category: Diagnostics.Language_and_Environment,
             description: Diagnostics.Emit_ECMAScript_standard_compliant_class_fields,
-            defaultValueDescription: "false"
+            defaultValueDescription: Diagnostics.true_for_ES2022_and_above_including_ESNext
         },
         {
             name: "keyofStringsOnly",
diff --git a/src/compiler/diagnosticMessages.json b/src/compiler/diagnosticMessages.json
index 91780f5309c8d..d780c07a312c0 100644
--- a/src/compiler/diagnosticMessages.json
+++ b/src/compiler/diagnosticMessages.json
@@ -5824,6 +5824,11 @@
         "category": "Message",
         "code": 6929
     },
+    "`true` for ES2022 and above, including ESNext.": {
+        "category": "Message",
+        "code": 6930
+    },
+
 
     "Variable '{0}' implicitly has an '{1}' type.": {
         "category": "Error",