diff --git a/src/compiler/commandLineParser.ts b/src/compiler/commandLineParser.ts
index c161aa55bbd..3b5b7cbba20 100644
--- a/src/compiler/commandLineParser.ts
+++ b/src/compiler/commandLineParser.ts
@@ -501,19 +501,19 @@ namespace ts {
             // for correct behaviour, please use outFile
             category: "Advanced",
             paramType: Diagnostics.FILE,
-            description: Diagnostics.Concatenate_and_emit_output_to_single_file,
+            description: Diagnostics.Deprecated_Use_outFile_instead_Concatenate_and_emit_output_to_single_file,
         },
         {
             name: "reactNamespace",
             type: "string",
             category: "Advanced",
-            description: Diagnostics.Specify_the_object_invoked_for_createElement_and_spread_when_targeting_react_JSX_emit
+            description: Diagnostics.Deprecated_Use_jsxFactory_instead_Specify_the_object_invoked_for_createElement_when_targeting_react_JSX_emit
         },
         {
             name: "skipDefaultLibCheck",
             type: "boolean",
             category: "Advanced",
-            description: Diagnostics.Skip_type_checking_of_default_library_declaration_files
+            description: Diagnostics.Deprecated_Use_skipLibCheck_instead_Skip_type_checking_of_default_library_declaration_files
         },
 
         {
diff --git a/src/compiler/diagnosticMessages.json b/src/compiler/diagnosticMessages.json
index 166417118cd..b487b47b106 100644
--- a/src/compiler/diagnosticMessages.json
+++ b/src/compiler/diagnosticMessages.json
@@ -2737,7 +2737,7 @@
         "category": "Message",
         "code": 6083
     },
-    "Specify the object invoked for createElement and __spread when targeting 'react' JSX emit": {
+    "[Deprecated] Use '--jsxFactory' instead. Specify the object invoked for createElement when targeting 'react' JSX emit": {
         "category": "Message",
         "code": 6084
     },
@@ -3041,7 +3041,7 @@
         "category": "Message",
         "code": 6159
     },
-    "Skip type checking of default library declaration files.": {
+    "[Deprecated] Use '--skipLibCheck' instead. Skip type checking of default library declaration files.": {
         "category": "Message",
         "code": 6160
     },
@@ -3081,6 +3081,10 @@
         "category": "Message",
         "code": 6169
     },
+    "[Deprecated] Use '--outFile' instead. Concatenate and emit output to single file": {
+        "category": "Message",
+        "code": 6170
+    },
 
     "Variable '{0}' implicitly has an '{1}' type.": {
         "category": "Error",