diff --git a/src/compiler/commandLineParser.ts b/src/compiler/commandLineParser.ts
index ca113fb2b33..fd0d428d54b 100644
--- a/src/compiler/commandLineParser.ts
+++ b/src/compiler/commandLineParser.ts
@@ -776,7 +776,7 @@ namespace ts {
             name: "disableSourceOfProjectReferenceRedirect",
             type: "boolean",
             category: Diagnostics.Advanced_Options,
-            description: Diagnostics.Disable_using_source_of_project_reference_redirect_files
+            description: Diagnostics.Disable_use_of_source_files_instead_of_declaration_files_from_referenced_projects
         },
         {
             name: "noImplicitUseStrict",
diff --git a/src/compiler/diagnosticMessages.json b/src/compiler/diagnosticMessages.json
index 3b4b25986c2..fa62a0bb514 100644
--- a/src/compiler/diagnosticMessages.json
+++ b/src/compiler/diagnosticMessages.json
@@ -4003,7 +4003,7 @@
         "category": "Message",
         "code": 6220
     },
-    "Disable using source of project reference redirect files.": {
+    "Disable use of source files instead of declaration files from referenced projects.": {
         "category": "Message",
         "code": 6221
     },