diff --git a/packages/documentation/copy/en/project-config/Compiler Options.md b/packages/documentation/copy/en/project-config/Compiler Options.md
index 395d43d3f2be..841940a394b0 100644
--- a/packages/documentation/copy/en/project-config/Compiler Options.md	
+++ b/packages/documentation/copy/en/project-config/Compiler Options.md	
@@ -274,7 +274,7 @@ tsc app.ts util.ts --target esnext --outfile index.js
   <td><code><a href='/tsconfig/#allowImportingTsExtensions'>--allowImportingTsExtensions</a></code></td>
   <td><p><code>boolean</code></p>
 </td>
-  <td><p><code>false</code></p>
+  <td><p><code>true</code> if <a href="#rewriteRelativeImportExtensions"><code>rewriteRelativeImportExtensions</code></a>; <code>false</code> otherwise.</p>
 </td>
 </tr>
 <tr class="option-description even"><td colspan="3">
diff --git a/packages/tsconfig-reference/scripts/tsconfigRules.ts b/packages/tsconfig-reference/scripts/tsconfigRules.ts
index 90c39046a90f..2b6b2f0ceb7d 100644
--- a/packages/tsconfig-reference/scripts/tsconfigRules.ts
+++ b/packages/tsconfig-reference/scripts/tsconfigRules.ts
@@ -268,6 +268,7 @@ export const defaultsForOptions = {
     "`true` if [`target`](#target) is `ES2022` or higher, including `ESNext`;",
     "`false` otherwise.",
   ],
+  allowImportingTsExtensions: trueIf("rewriteRelativeImportExtensions"),
 };
 
 function formatDefaultValue(